A professional product angle of the Bosch HTW112 Edge Impact Tough 1-1/2 inch bi-metal hole saw, featuring an integrated arbor with a 1/4 inch hex shank, specialized 8 TPI sheet metal cutting teeth, and a pilot bit with an ejector spring.
A perspective view of the blue 1-1/2 inch Bosch Edge sheet metal cutter, showcasing the high-performance bi-metal construction and the impact-rated hex shank designed for quick-change drill and impact driver compatibility.
A side profile of the Bosch HTW112 Impact Tough hole saw, highlighting the integrated arbor assembly and the pilot bit with a compression spring designed for clean, precise holes and automatic plug ejection in sheet metal.
The retail blister pack for the Bosch HTW112 1-1/2 inch hole saw, displaying the Impact Tough branding and "2x Life" durability promise for extreme cuts in sheet metal, conduit, and steel panels.
An action photo of a professional using a cordless Bosch impact driver and the 1-1/2 inch HTW112 hole saw to drill a precise knockout hole into a metal electrical enclosure box.
A professional product angle of the Bosch HTW112 Edge Impact Tough 1-1/2 inch bi-metal hole saw, featuring an integrated arbor with a 1/4 inch hex shank, specialized 8 TPI sheet metal cutting teeth, and a pilot bit with an ejector spring.
A perspective view of the blue 1-1/2 inch Bosch Edge sheet metal cutter, showcasing the high-performance bi-metal construction and the impact-rated hex shank designed for quick-change drill and impact driver compatibility.
A side profile of the Bosch HTW112 Impact Tough hole saw, highlighting the integrated arbor assembly and the pilot bit with a compression spring designed for clean, precise holes and automatic plug ejection in sheet metal.
The retail blister pack for the Bosch HTW112 1-1/2 inch hole saw, displaying the Impact Tough branding and "2x Life" durability promise for extreme cuts in sheet metal, conduit, and steel panels.
An action photo of a professional using a cordless Bosch impact driver and the 1-1/2 inch HTW112 hole saw to drill a precise knockout hole into a metal electrical enclosure box.
BOSCH

Bosch Edge 1-1/2 Inch Impact Tough Hole Saw Bi-Metal 8 TPI Sheet Metal Cutter with Integrated Arbor and Hex Shank HTW112

In stock
SKU: HTW112
$15.99 USD

Description

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MAXIMIZE SHEET METAL CUTTING SPEED WITH IMPACT RATED DURABILITY

Experience superior dependability and value with the Bosch EDGE™ 1-1/2 In. Impact Tough™ Bi-Metal Hole Saw. Engineered to withstand the high torque of modern impact drivers, this accessory delivers up to 2X the life of standard impact-rated hole saws. The robust 8-TPI bi-metal teeth are specifically designed for clean, rapid cuts in sheet metal, making it an essential tool for HVAC technicians, electricians, and metal fabricators who demand efficiency and precision.

Designed for convenience and performance, the HTW112 features an integrated one-piece design that eliminates the need for a separate arbor or pilot bit. It is equipped with a built-in depth stop to prevent breakthrough, ensuring accurate hole depth and protecting the work surface. Additionally, the pilot bit spring facilitates automatic plug ejection, speeding up repetitive drilling tasks. With a 1/4-inch hex shank, this hole saw offers universal compatibility with impact drivers and standard drills, providing extreme performance on any job site.

Key Features

  • Extended Life: Durable design delivers 2X life versus standard impact-rated hole saws.
  • Sheet Metal Optimized: 8-TPI Bi-Metal teeth are engineered for fast, clean cutting in thin gauge metal.
  • Impact Rated: Built to handle the high torque transfer of impact drivers for extreme performance.
  • Integrated Design: One-piece construction means no separate arbor or pilot bit is required.
  • Precision Control: Built-in shoulder serves as a depth stop to prevent breakthrough.
  • Automatic Ejection: Pilot bit spring automatically ejects the material plug for faster workflow.
  • Universal Fit: 1/4-inch hex shank fits all standard impact drivers and drill chucks.

What's Included

(1) 1-1/2 In. Edge Impact Tough Hole Saw with Integrated Arbor and Pilot Bit

Specifications

Manufacturer Bosch
Part Number HTW112
Hole Saw Diameter 1-1/2 in.
Maximum Cut Depth 3/8 in.
Teeth Per Inch (TPI) 8
Tooth Material Bi-Metal (High Speed Steel)
Shank Size 1/4 in.
Shank Type Hex
Primary Application Sheet Metal
Design Style Integrated Arbor / One-Piece

Pro-Tip: To maximize the life of the bi-metal teeth when cutting sheet metal, apply a small amount of cutting fluid or lubricant to the cut area. This reduces heat friction, which is the primary cause of dulling, and ensures the ejection spring functions smoothly.