Quality Industrial Abrasives and Tools | Benchmark Abrasives

4-3/4" Bi-Metal Holesaw

4-3/4" Bi-Metal Holesaw - Main image
$14.17 $18.89 In stock

Category: Hole Saw

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Product Specification

4-3/4" (121MM) BI-METAL HOLESAW

Benchmark Abrasives 4-3/4" Bi-Metal Hole saws are MADE IN USA.  Constructed from durable bi-metal for high-performance cutting power, the 4/6 TPI (teeth per inch) and positive rake angle, delivers fast, clean cuts ideal for use on 2” x 4” wood board planks.  Side cut outs make removal of debris and plugs a breeze.

This shock resistant and shatter resistant bi-metal blade provide unmatched durability and strength.  These blades have a cobalt cutting edge laser-welded to a steel alloy backing.  

Quantity: 1 piece

Use in combination with our hole saw mandrels

**Mandrel sold separately**

Dimensions:

  • Outer Diameter – 4-3/4” (121mm)
  • Arbor Diameter – 5/8”-18 THR
  • Cutting Depth – 1-1/2”
  • Teeth Per Inch (TPI) – 4/6 variable pitch

Machines Used On:

  • Electric Powered Rotary Drills 

Application:

  • Wood, Ferrous metals, non-ferrous metals, wood composites, plastics, rubber, drywall/sheetrock etc.

Safety Tips/techniques:

  • Use with arbors – 3/8” shank 5/8”-18 THR and 7/16” shank 5/8"-18 THR
  • Always wear proper PPE to include (but not limited to) safety glasses, hearing protection, respirator, and hand protection.  Keep all guards in place on your machine.
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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.6 / 5 · 5 reviews)

Zoe N. ★★★★★

Took it out of the box and the bi-metal teeth looked seriously solid, cut through my project like butter without any wobble. The 121mm size fits exactly what I needed, and for a made-in-USA tool, the price felt more than fair.

Kevin ★★★★★

Cutting through a 1/2" steel plate was no problem, and the teeth stayed sharp the whole time. I like that it's made in the USA, which gives me confidence in the build quality.

Ruby C. ★★★★★

This bi-metal hole saw handled a full afternoon of drilling into thick steel studs without losing its edge. The 121mm diameter cut clean holes exactly as needed. Very pleased with the durability.