This is an image of a hole saw, a circular saw blade used for cutting large holes, with a dark blue body and jagged teeth around its circumference. A black hexagonal shaft extends diagonally from the saw's base, with a smaller drill bit and a coiled spring positioned inside the hollow center, designed to guide the tool while cutting.
Close-up of Bosch EDGE hole saw with sharp bi-metal teeth, pilot bit, and hex shank, designed for cutting precise holes in sheet metal and other materials.
Packaged Bosch HTW118 hole saw labeled “EDGE EXTREME CUTS” with 1-1/8 inch size, impact tough rating, and compatibility with impact drivers.
Person using Bosch cordless drill with HTW118 hole saw to cut a circular hole into a metal electrical panel, with copper bus bars and knockouts visible.
This is an image of a hole saw, a circular saw blade used for cutting large holes, with a dark blue body and jagged teeth around its circumference. A black hexagonal shaft extends diagonally from the saw's base, with a smaller drill bit and a coiled spring positioned inside the hollow center, designed to guide the tool while cutting.
Close-up of Bosch EDGE hole saw with sharp bi-metal teeth, pilot bit, and hex shank, designed for cutting precise holes in sheet metal and other materials.
Packaged Bosch HTW118 hole saw labeled “EDGE EXTREME CUTS” with 1-1/8 inch size, impact tough rating, and compatibility with impact drivers.
Person using Bosch cordless drill with HTW118 hole saw to cut a circular hole into a metal electrical panel, with copper bus bars and knockouts visible.
Bosch

Bosch 1-1/8 Inch Edge Impact Tough Bi-Metal Hole Saw HTW118 8-TPI Teeth Depth Stop Plug Ejection 1/4 Inch Hex Shank for Sheet Metal High-Torque

In stock
SKU: HTW118
$18.34
Description

Clean Cuts, Zero Hassle – Built for Sheet Metal and High-Torque Impact Drivers

The Bosch HTW118 1-1/8 Inch Edge Impact Tough Hole Saw is engineered for fast, clean cuts in sheet metal and built to thrive in high-torque impact drivers. Featuring 8-TPI bi-metal teeth and a depth stop for controlled drilling, this one-piece hole saw eliminates the need for separate arbors or pilot bits. The impact-rated 1/4 inch hex shank ensures compatibility with most drills and impactors, while the pilot bit spring automatically ejects plugs to keep your workflow moving. Whether you're installing conduit, HVAC fittings, or metal junction boxes, this hole saw delivers precision and durability with 2X the life of standard impact-rated models.

What's Included

  • (1) Bosch HTW118 1-1/8 Inch Edge Impact Tough Hole Saw

Key Features

  • Bi-Metal 8-TPI Teeth: Designed for fast, clean cuts in sheet metal and thin steel.
  • Depth Stop: Prevents breakthrough and ensures consistent hole depth.
  • Pilot Bit Spring: Automatically ejects plugs for faster drilling cycles.
  • One-Piece Design: No separate arbor or pilot bit required—ready to use out of the box.
  • 1/4 Inch Hex Shank: Compatible with most drills and impact drivers.
  • Impact Tough Construction: Delivers 2X life compared to standard impact-rated hole saws.

Specifications

Hole Saw Diameter 1-1/8 in
Material Bi-Metal
Drilling Depth 0.375 in
Bit Type Hole Saw
Hole Saw Type Sheet Metal
Self-Feeding No
Case Included No

Need a hole saw for wood, PVC, or drywall? Check out the Bosch Daredevil Multi-Purpose Hole Saw Kit—a versatile set designed for clean cuts across multiple materials with fast plug removal and long-lasting performance.