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4 Inch Hole Saw M42 HSS Bi-Metal
20th Jul 2026, 03:02 PM

4 Inch Hole Saw, M42 HSS Bi-Metal Hole Cutter with Arbor, Triangular Shank Hole Saw Drill Bit with Spring for Wood, Plywood, Plastic, Gypsum Board, Various Thin Metal Sheets

Price may vary by location, shipping cost, and availability.
68% Off
$7.89
$24.99

Highest: $7.99
Average: $7.80
Lowest: $7.39

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Based our analysis and observation, there is 76.73% chance that the price of 4 Inch Hole Saw M42 HSS Bi-Metal... will increase. Price of product might fluctuate around 3% from current price.*

Price History Graph

Offer Price Prices
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Price History Information

You can check the price history of 4 Inch Hole Saw, M42 HSS Bi-Metal Hole Cutter with Arbor, Triangular Shank Hole Saw Drill Bit with Spring for Wood, Plywood, Plastic, Gypsum Board, Various Thin Metal Sheets here. This product's current Price in USA is $7.89. The average and highest prices are $7.80 and $7.99 respectively.

Lowest Ever Price $7.39
24th Mar 2025
Average Price $7.80
Based on 546 days price tracking
Highest Price $7.99
24th Jan 2025

Current Price in USA

Price $7.89
MRP $24.99
Savings $17.10
Discount 68.42%

Product Information

Details

Product Name 4 Inch Hole Saw, M42 HSS Bi-Metal Hole Cutter with Arbor, Triangular Shank Hole Saw Drill Bit with Spring for Wood, Plywood, Plastic, Gypsum Board, Various Thin Metal Sheets
Store Product Code B0DRHS67QY
Store Name amazon.com
Brand EMSTAR
Rating 9 / 10
Category Hole Saws
Product Manufacturer EASTAR
Color Red
Dimensions 4"L x 4"W

Features

  • 4 INCH (102MM) DIAMETER Perfect size for downlights, electrical boxes, door locks, plumbing access, and HVAC ductwork. One of the most commonly used sizes for residential and commercial projects
  • M42 BI-METAL WITH 8% COBALT Premium M42 high-speed steel teeth with 8% cobalt content for exceptional hardness, heat resistance, and wear resistance. Cuts through stainless steel, aluminum, thin metal sheets, wood, plastic, and drywall
  • TRIANGULAR SHANK FOR SLIP Triangular shank design provides positive engagement in drill chucks, preventing slippage under heavy torque. Delivers maximum power transfer for consistent performance on tough materials
  • SPRING EJECTOR FOR AUTOMATIC SLUG REMOVAL Integrated spring automatically pushes cut waste out after drilling, eliminating manual cleanup. Allows continuous cutting, reduces downtime, and protects teeth from debris buildup
  • COMPLETE WITH ARBOR & PILOT BIT Ready to use right out of the box. Includes high-quality arbor and pilot bit for accurate centering and wobble-free starts. Quick-change design for easy attachment and removal

Images

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Image of 4 Inch Hole Saw, M42 HSS Bi-Metal Hole Cutter with Arbor, Triangular Shank Hole Saw Drill Bit with Spring for Wood, Plywood, Plastic, Gypsum Board, Various Thin Metal Sheets
Image of 4 Inch Hole Saw, M42 HSS Bi-Metal Hole Cutter with Arbor, Triangular Shank Hole Saw Drill Bit with Spring for Wood, Plywood, Plastic, Gypsum Board, Various Thin Metal Sheets
Image of 4 Inch Hole Saw, M42 HSS Bi-Metal Hole Cutter with Arbor, Triangular Shank Hole Saw Drill Bit with Spring for Wood, Plywood, Plastic, Gypsum Board, Various Thin Metal Sheets
Image of 4 Inch Hole Saw, M42 HSS Bi-Metal Hole Cutter with Arbor, Triangular Shank Hole Saw Drill Bit with Spring for Wood, Plywood, Plastic, Gypsum Board, Various Thin Metal Sheets
Image of 4 Inch Hole Saw, M42 HSS Bi-Metal Hole Cutter with Arbor, Triangular Shank Hole Saw Drill Bit with Spring for Wood, Plywood, Plastic, Gypsum Board, Various Thin Metal Sheets
Image of 4 Inch Hole Saw, M42 HSS Bi-Metal Hole Cutter with Arbor, Triangular Shank Hole Saw Drill Bit with Spring for Wood, Plywood, Plastic, Gypsum Board, Various Thin Metal Sheets
Image of 4 Inch Hole Saw, M42 HSS Bi-Metal Hole Cutter with Arbor, Triangular Shank Hole Saw Drill Bit with Spring for Wood, Plywood, Plastic, Gypsum Board, Various Thin Metal Sheets

Rating and Reviews

9 Based on 301 reviews

4 Inch Hole Saw M42 HSS Bi-Metal has 9 rating out of 10. This average rating is consist of 301 individual ratings. You can rate this product at product review page.

* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.