IVY Classic 2in Bi-Metal Hole Saw Cobalt Stainless Steel Wood Plastic

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IVY Classic 2-Inch Bi-Metal Hole Saw with Cobalt Advantedge

Cobalt Advantedge Technology | Bi-Metal Construction | Variable Pitch 4-6 TPI | Stainless Steel, Mild Steel, Wood, Plastic

Cut Clean, Round Holes in Metal, Wood, and Plastic — Professional Bi-Metal Construction for Demanding Applications

Gutter installation contractors and construction professionals require reliable hole cutting capability for downspout outlets, pipe penetrations, electrical work, and component installations. Standard hole saws with carbon steel teeth dull quickly on metal and fail during demanding applications. The IVY Classic 2-inch bi-metal hole saw with Cobalt Advantedge technology solves this problem with high-speed steel teeth welded to a flexible alloy steel body. The cobalt-enhanced cutting edge maintains sharpness through repeated use on stainless steel, mild steel, aluminum, wood, and plastic. The variable pitch tooth design (4-6 TPI) provides smooth cutting action with reduced vibration and improved chip clearance across all material types.

2" Diameter | Cobalt Advantedge | Bi-Metal Construction | Variable Pitch 4-6 TPI | Stainless Steel + Mild Steel + Wood + Plastic

Key Benefits at a Glance

Cuts Stainless Steel

Cobalt Advantedge technology maintains cutting edge sharpness through repeated stainless steel cutting — handles the toughest metal applications contractors encounter.

Bi-Metal Durability

High-speed steel teeth welded to flexible alloy steel body — combines cutting performance with shock resistance for demanding professional use.

Variable Pitch Design

4-6 TPI variable pitch provides smooth cutting with reduced vibration and improved chip clearance — cleaner cuts across all material types.

Multi-Material Capability

Cuts stainless steel, mild steel, aluminum, wood, plastic, and fiberglass — one hole saw handles multiple material types without blade changes.

Professional-Grade Bi-Metal Hole Saw for Metal and Multi-Material Cutting

Standard carbon steel hole saws are designed for wood and soft materials only. When contractors encounter metal siding, stainless steel panels, aluminum fascia, or hardened materials, these standard hole saws fail quickly — teeth dull, blades overheat, and cutting stops. The IVY Classic bi-metal hole saw — also known as a metal hole cutter, bi-metal holesaw, metal cutting hole saw, and arbored hole saw — uses bi-metal construction with high-speed steel teeth electron-welded to a flexible alloy steel body. This construction combines the heat resistance and edge retention of high-speed steel with the shock absorption and flexibility of alloy steel, creating a hole saw that handles demanding metal cutting while resisting breakage.

For gutter installation contractors, the bi-metal hole saw is essential equipment for creating downspout outlet holes, cutting pipe penetrations through metal siding, and installing drainage components. The 2-inch diameter is the standard size for many gutter outlet installations and pipe penetrations. Metal fascia boards, aluminum soffits, steel siding, and composite panels all require hole cutting capability that standard hole saws cannot provide. The IVY Classic bi-metal hole saw cuts through these materials cleanly and consistently, enabling professional-quality installations without material damage or rough edges.

The Cobalt Advantedge technology adds cobalt to the high-speed steel teeth, increasing heat resistance and edge retention during demanding cutting applications. The variable pitch tooth design (4-6 TPI) varies the tooth spacing to reduce vibration, improve chip clearance, and provide smoother cutting action across different materials. The thick backing plate prevents stripping and increases torque capacity for demanding applications. Standard arbor compatibility allows use with existing arbors and quick-change systems. GutterAll supplies professional contractors with IVY Classic bi-metal hole saws and related cutting tools. Available for shipping nationwide and local pickup at our Damascus, Oregon location.

Product	Key Specifications
IVY Classic 2-Inch Bi-Metal Hole Saw #28032	2" Diameter \| Cobalt Advantedge \| Bi-Metal Construction \| Variable Pitch 4-6 TPI \| Stainless Steel, Mild Steel, Wood, Plastic

Cut clean holes in stainless steel, mild steel, wood, and plastic — professional bi-metal construction.

Add to cart now. Ships fast. Contractor bulk orders: sales@gutterall.com

Why Gutter Installation Contractors Carry Bi-Metal Hole Saws

Gutter installation work requires cutting clean, round holes for downspout outlets, pipe penetrations, and drainage connections. Metal fascia boards, aluminum soffits, steel siding, and composite materials are common on modern construction — materials that destroy standard carbon steel hole saws within seconds. Contractors who arrive at a job site needing to cut holes in metal without a bi-metal hole saw face delays, damaged materials, and unprofessional results. The IVY Classic bi-metal hole saw with Cobalt Advantedge technology provides the cutting capability needed for metal and multi-material applications. The 2-inch diameter handles standard outlet holes and pipe penetrations. Keeping bi-metal hole saws on the truck ensures contractors can complete installations professionally regardless of material type.

Gutter Installer Applications — When Bi-Metal Hole Saws Are Essential

The IVY Classic bi-metal hole saw addresses five primary hole cutting scenarios where gutter installation contractors encounter materials requiring professional-grade cutting capability:

Application	The Challenge	Why It Helps
Downspout Outlet Holes	Creating clean outlet holes in aluminum, steel, and copper gutters for downspout connections	Bi-metal construction cuts metal gutters cleanly without deformation — professional outlet holes every time
Metal Fascia Penetrations	Cutting through metal fascia boards for pipe penetrations and component mounting	Cobalt Advantedge maintains sharpness through metal fascia cutting — clean penetrations without material damage
Aluminum Soffit Work	Creating holes in aluminum soffits for ventilation, lighting, and utility penetrations	Variable pitch design reduces grabbing and vibration in thin aluminum — smooth, clean holes
Steel Siding Penetrations	Cutting through steel siding for drainage connections and utility penetrations	Bi-metal teeth handle steel siding without dulling — consistent performance through multiple cuts
Composite Panel Cutting	Creating holes in composite trim boards and panels for component installation	Multi-material capability handles composites without specialized blades — one hole saw for all materials

Contractor Insight: Experienced gutter installation contractors keep multiple bi-metal hole saw sizes on the truck. The 2-inch size handles standard downspout outlets and common pipe penetrations. For larger outlets and commercial applications, 2-3/8-inch and 3-inch sizes are available. Bi-metal hole saws cost more than carbon steel but pay for themselves in blade life and cutting quality on metal applications.

Cobalt Advantedge Technology — Enhanced Heat Resistance and Edge Retention

The Cobalt Advantedge technology adds cobalt alloy to the high-speed steel teeth, significantly increasing heat resistance and edge retention. Metal cutting generates substantial heat that can soften and dull standard high-speed steel teeth. The cobalt enhancement allows the teeth to maintain their cutting edge at higher temperatures, providing longer blade life and consistent cutting performance during demanding applications. This technology is particularly valuable for stainless steel cutting, where heat buildup is a primary cause of blade failure.

Bi-Metal Construction — Combining Performance with Durability

Bi-metal construction electron-welds high-speed steel teeth to a flexible alloy steel body. The high-speed steel teeth provide the hardness and heat resistance needed for metal cutting, while the alloy steel body absorbs shock and vibration without cracking or breaking. This combination allows the hole saw to handle demanding applications that would crack a solid high-speed steel blade or quickly dull a carbon steel blade. The flexible body also reduces user fatigue during extended cutting sessions.

Variable Pitch Tooth Design — Smoother Cutting Across Materials

The variable pitch design (4-6 TPI) varies the spacing between teeth around the cutting edge. This variation eliminates the harmonic vibration that occurs with uniform tooth spacing, resulting in smoother cutting action and reduced noise. The variable pitch also improves chip clearance by preventing chips from packing between teeth, which reduces cutting friction and heat buildup. The result is cleaner cuts with less effort across wood, metal, and plastic materials.

Thick Backing Plate — Increased Torque Capacity

The thick backing plate at the base of the hole saw provides a solid mounting surface for the arbor and increases torque capacity. The thick plate prevents stripping under high torque loads and maintains concentricity during cutting. This construction is essential for professional applications where consistent hole quality and blade longevity are required. The backing plate also protects the blade body from damage during arbor installation and removal.

Hole Saw Comparison — Choosing the Right Hole Saw for the Material

Bi-Metal Hole Saw (This Product)

Cobalt-enhanced high-speed steel teeth on flexible alloy body. Cuts stainless steel, mild steel, aluminum, wood, plastic. Variable pitch for smooth cutting. Professional grade.

Best for: Stainless steel, mild steel, aluminum, metal siding, wood, plastic, multi-material work

Carbon Steel Hole Saw

Basic carbon steel construction for wood and soft materials only. Cannot cut metal effectively. Lower cost but limited material capability and shorter blade life.

Best for: Wood, plastic, drywall, soft materials only

Carbide-Tipped Hole Saw

Carbide teeth for abrasive materials like cement board, stucco, and tile. Not designed for metal cutting. Specialized application.

Best for: Cement board, stucco, tile, abrasive materials

Professional Guidance: For gutter installation and general contractor work involving metal materials, bi-metal hole saws are the standard choice. The Cobalt Advantedge technology provides superior performance on stainless steel and other demanding metals. Carbon steel hole saws should only be used for wood-only applications. Carbide-tipped hole saws are specialized tools for cement board and masonry — not suitable for metal or wood cutting.

The hole saw that handles metal, wood, and plastic — professional bi-metal construction.

Add to cart now. Bulk contractor orders: sales@gutterall.com

Key Features and Gutter Installer Benefits

Feature	Technical Detail	Gutter Installer Benefit
Cobalt Advantedge Technology	Cobalt-enhanced high-speed steel teeth	Cuts stainless steel and maintains edge through demanding metal applications — handles tough materials contractors encounter
Bi-Metal Construction	HSS teeth welded to flexible alloy steel body	Combines cutting performance with shock resistance — handles demanding use without cracking or breaking
Variable Pitch 4-6 TPI	Varying tooth spacing around cutting edge	Reduces vibration and improves chip clearance — smoother cutting with less effort across all materials
2-Inch Diameter	Standard 2" cutting diameter	Ideal size for downspout outlets and common pipe penetrations — matches standard gutter installation requirements
Multi-Material Capability	Stainless steel, mild steel, aluminum, wood, plastic	One hole saw handles all common materials — reduces tool inventory and eliminates blade changes
Thick Backing Plate	Reinforced mounting plate for arbor connection	Prevents stripping and increases torque capacity — reliable performance during demanding applications

The IVY Classic 2-inch bi-metal hole saw with Cobalt Advantedge — also known as a metal hole cutter, bi-metal holesaw, metal cutting hole saw, and arbored hole saw — is the essential hole cutting tool for gutter installation contractors and construction professionals. The Cobalt Advantedge technology, bi-metal construction, variable pitch design, and multi-material capability make this hole saw the standard choice for creating downspout outlet holes, pipe penetrations, and component installations in metal, wood, and plastic materials. GutterAll supplies professional contractors with IVY Classic bi-metal hole saws and related cutting tools. Contact sales@gutterall.com for bulk orders or contractor account pricing. Monday through Friday 7am to 4pm, Saturday 9am to 2pm PST.

Why Gutter Installation Contractors Carry IVY Classic Bi-Metal Hole Saws:

Cuts Stainless Steel: Cobalt Advantedge technology maintains cutting edge sharpness through demanding stainless steel applications
Handles Mild Steel: Bi-metal construction cuts mild steel siding, fascia, and panels without premature dulling
Aluminum Capability: Variable pitch design reduces grabbing and vibration in aluminum — clean holes in soffits and fascia
Wood and Plastic: Multi-material capability handles wood framing and plastic components without blade changes
Downspout Outlets: 2-inch diameter matches standard outlet requirements for professional gutter installations
Pipe Penetrations: Creates clean holes for pipe penetrations through metal siding and fascia boards
Shock Resistant: Flexible alloy steel body absorbs shock and vibration without cracking or breaking
Heat Resistant: Cobalt enhancement maintains cutting edge at higher temperatures during extended cutting
Smooth Cutting: Variable pitch eliminates harmonic vibration for smoother, quieter cutting action
Improved Chip Clearance: Variable tooth spacing prevents chip packing and reduces cutting friction
Extended Blade Life: Bi-metal construction and cobalt enhancement provide longer service life than carbon steel
Standard Arbor Fit: Compatible with standard arbors and quick-change systems — works with existing equipment
Professional Results: Clean, burr-free holes demonstrate contractor expertise and quality workmanship
Thick Backing Plate: Prevents stripping and increases torque capacity for demanding applications
Cost-Effective Performance: Higher initial cost offset by extended blade life and multi-material capability

Product Specifications

Product Type	Bi-Metal Hole Saw
Brand	IVY Classic
Model Number	#28032
Hole Diameter	2 Inches (51mm)
Cutting Edge Technology	Cobalt Advantedge (Cobalt-Enhanced High-Speed Steel)
Construction	Bi-Metal (HSS Teeth Welded to Alloy Steel Body)
Tooth Design	Variable Pitch 4-6 TPI
Material Compatibility	Stainless Steel, Mild Steel, Aluminum, Non-Ferrous Metals, Wood, Plastic, Fiberglass
Arbor Compatibility	Standard Arbor Mount (Arbor Sold Separately)
Backing Plate	Thick Backing Plate for Increased Torque Capacity
Primary Applications	Downspout Outlets, Pipe Penetrations, Metal Siding, Fascia, Soffits, General Construction
Grade	Professional Contractor Grade
Expected Service Life	Extended service life compared to carbon steel. Blade life varies by material hardness and cutting frequency. Stainless steel cutting typically provides 20-50 holes per blade depending on material thickness. Mild steel, aluminum, wood, and plastic provide significantly more cuts. Replace when cutting speed decreases or teeth show visible wear.
Fulfillment Options	Ships nationwide \| Local delivery \| In-store pickup — Damascus, OR

Who Specifies IVY Classic Bi-Metal Hole Saws

Gutter Installation Contractors (Primary)

Downspout outlet hole cutting in aluminum, steel, and copper gutters
Pipe penetrations through metal fascia and siding
Drainage component installations requiring clean holes
Metal soffit penetrations for vents and utilities
Steel and aluminum panel work on commercial projects
Multi-material installations requiring consistent hole quality

Why it matters: Gutter installation contractors work with aluminum, steel, and copper gutters daily. Creating clean outlet holes and pipe penetrations requires a hole saw that handles metal without dulling. The Cobalt Advantedge technology ensures consistent cutting performance through multiple metal applications.

General Contractors and Electricians (Secondary)

Electrical box and conduit penetrations through metal panels
HVAC ductwork and penetration work
Plumbing pipe penetrations through metal siding
Stainless steel equipment installations
Commercial construction with metal framing and panels
Multi-material construction projects

Why it matters: General contractors and electricians encounter metal materials throughout modern construction. The multi-material capability of the bi-metal hole saw provides essential cutting capability across stainless steel, mild steel, aluminum, wood, and plastic applications.

Setup and Application Guide — Using the IVY Classic Bi-Metal Hole Saw

Select appropriate PPE: Cutting metal generates sharp chips and debris. Wear safety glasses, hearing protection, and work gloves. For extended metal cutting, a face shield provides additional protection from hot chips.
Install arbor in hole saw: Thread the arbor into the hole saw backing plate and tighten securely. Ensure the pilot drill extends beyond the teeth by approximately 1/4 inch. Verify the arbor is centered and secure before use.
Install assembly in drill: Insert the arbor shank into a 1/2-inch or larger drill chuck and tighten securely. For metal cutting, a corded drill or high-torque cordless drill provides better results than standard cordless drills.
Mark the hole center: Use a center punch to create a starting point for the pilot drill. This prevents the pilot from wandering and ensures accurate hole placement. For thin materials, use a backup board to support the workpiece.
Apply cutting lubricant (for metal): For stainless steel and other metals, apply cutting oil or lubricant to the cutting area. Lubrication reduces heat buildup, extends blade life, and improves cutting quality. Wood and plastic can be cut dry.
Start the cut at low speed: Begin cutting at low speed to establish the pilot hole and initial cut groove. Allow the teeth to engage the material before increasing speed. Do not force the hole saw — let the teeth do the cutting.
Maintain steady pressure: Apply moderate, consistent pressure during cutting. Excessive pressure causes overheating and premature tooth wear. Periodically retract the hole saw to clear chips and allow cooling.
Complete the cut: Continue cutting until the pilot drill breaks through the opposite side, then complete the hole saw cut. For thick materials, cut from both sides to reduce breakout. Support the plug to prevent damage as it separates.
Remove the plug: After cutting, use a screwdriver or plug ejection slots to remove the cut plug from inside the hole saw. Do not use the pilot drill to force out the plug — this can damage the arbor threads.
Clean and inspect: Clean chips and debris from the hole saw teeth and body. Inspect the teeth for wear or damage. Store the hole saw in a dry location to prevent corrosion. Apply light oil to the teeth for extended storage.

Pro Tip: When cutting stainless steel, use a slow speed (under 150 RPM for 2-inch diameter) with heavy cutting oil and moderate pressure. Stainless work-hardens when overheated — once the surface hardens, the hole saw cannot cut through it. Keeping the cut cool maintains cutting efficiency. For aluminum, higher speeds work well, but lubrication still extends blade life and improves cut quality.

Professional bi-metal hole saw — cuts stainless steel, mild steel, aluminum, wood, and plastic.

Add to cart now. Ships fast. Bulk contractor orders available.

Email sales@gutterall.com | Mon-Fri 7am-4pm, Sat 9am-2pm PST

Frequently Asked Questions

Does this hole saw include an arbor? +

No, the arbor is sold separately. The IVY Classic bi-metal hole saw uses a standard arbor mount compatible with most common arbors and quick-change systems. For hole saws 1-1/4 inch and larger, use a large arbor with a 7/16 inch hex shank. The thick backing plate ensures secure mounting and prevents stripping during demanding applications.

Can this hole saw cut stainless steel? +

Yes. The Cobalt Advantedge technology specifically enhances stainless steel cutting capability. The cobalt-enhanced high-speed steel teeth maintain their cutting edge at higher temperatures, which is essential for stainless steel cutting. For best results on stainless, use slow speed (under 150 RPM for 2-inch diameter), heavy cutting oil, and moderate pressure. Stainless work-hardens when overheated, so keeping the cut cool maintains cutting efficiency.

How many holes can I cut with one hole saw? +

Blade life varies significantly by material. For stainless steel cutting, contractors typically get 20-50 holes per blade depending on material thickness and cutting technique. Mild steel, aluminum, and non-ferrous metals provide significantly more cuts — often 100 or more holes. Wood and plastic cutting provides the longest blade life, with hundreds of cuts possible. Replace the blade when cutting speed decreases or teeth show visible wear.

What is the return policy? +

IVY Classic bi-metal hole saws may be returned within 30 days of purchase in original, unopened packaging for a full refund or exchange. Hole saws that have been used or opened cannot be returned due to safety and hygiene considerations. Contact sales@gutterall.com to initiate a return and receive return shipping instructions before sending items back. Refunds are processed within 5 to 7 business days of GutterAll receiving the returned item in qualifying condition. Return shipping costs are the responsibility of the buyer unless the return is due to a product defect or shipping error.

How long does shipping take? +

Orders are typically processed and shipped within 1 to 2 business days from GutterAll's Damascus, Oregon facility. Standard ground shipping transit time is 3 to 7 business days depending on destination. In-store pickup at 19759 SE Sunnyside Rd, Damascus, OR 97089 is available Monday through Friday 7am to 4pm and Saturday 9am to 2pm PST. Local delivery within the greater Damascus and Portland metro area is also available. Contact sales@gutterall.com or (503) 850-6784 for bulk orders and expedited shipping options.

What drill speed should I use? +

Recommended drill speed varies by material and hole saw diameter. For 2-inch diameter, use approximately 100-150 RPM for stainless steel, 200-300 RPM for mild steel, 400-600 RPM for aluminum and non-ferrous metals, and 600-800 RPM for wood and plastic. Lower speeds with lubrication extend blade life for metal cutting. Higher speeds can be used for wood and plastic where heat buildup is less of a concern.

Safety Notice — Personal Protective Equipment Required

PPE REQUIRED FOR ALL CUTTING OPERATIONS. Cutting metal generates sharp chips, hot debris, and noise hazards. Always wear ANSI-rated safety glasses or face shield, hearing protection, and work gloves. Metal chips can be extremely hot — avoid contact with skin and clothing. Secure workpieces before cutting to prevent spinning. Use appropriate cutting lubricant for metal applications. Follow all drill and hole saw manufacturer safety instructions. Do not exceed recommended drill speeds. For product questions, contact sales@gutterall.com.

Order IVY Classic 2-Inch Bi-Metal Hole Saw — Professional Metal Cutting

Professional-grade bi-metal hole saw with Cobalt Advantedge technology cuts stainless steel, mild steel, aluminum, wood, and plastic. Variable pitch 4-6 TPI for smooth cutting. 2-inch diameter for standard downspout outlets and pipe penetrations. The essential hole saw for metal and multi-material work. Add to cart now.

Add to Cart — Ships Fast

Nationwide shipping | Local delivery | In-store pickup available

Bulk contractor orders: sales@gutterall.com

Mon-Fri 7am-4pm | Sat 9am-2pm PST | (503) 850-6784

IVY Classic 2-Inch Bi-Metal Hole Saw #28032 — At a Glance

Professional Bi-Metal Hole Saw. 2-Inch Diameter. Cobalt Advantedge Technology. Bi-Metal Construction. Variable Pitch 4-6 TPI. Cuts Stainless Steel, Mild Steel, Aluminum, Wood, Plastic. Thick Backing Plate. Professional Contractor Grade. Arbor Sold Separately. Nationwide Shipping Available.