Bosch HTW138 1-3/8 in. Edge™ Impact Tough™ Hole Saw
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- DURABLE DESIGN: Delivers 2x life versus a standard impact-rated hole saws
- BI-METAL 8-TPI TEETH: Engineered for optimal cutting in sheet metal
- EXTREME PERFORMANCE: Built for clean, fast cuts in today's high-torque impact drivers
- DEPTH STOP: Helps prevent breakthrough and provides accurate hole depth for more precise drilling
- PILOT BIT SPRING: Provides automatic plug ejection
- 1/4 IN. HEX SHANK: Offers compatibility with most drills and 1/4 in. hex shank impactors
- INTEGRATED ONE-PIECE DESIGN: Presents convenience with no separate arbor or pilot bit required
Estimated shipping
Select a product to estimate shipping.EdgeTM Impact ToughTM Hole Saws deliver 2X life over standard impact-rated hole saws, for dependability and value. These tough hole saws feature 8-TPI Bi-Metal teeth, for clean fast cuts in sheet metal. They are engineered for fast performance in today’s high-torque impact drivers. Each hole saw has an impact-rated 1/4 In. hex shank for use in impactors and most drills. It features a depth stop to help prevent breakthrough for more precise drilling, as well as a pilot bit spring for automatic plug ejection. The integrated one-piece design means that no separate arbor or pilot bit is required.
Edge Impact Tough Hole Saws
Delivering up to 2X life over standard impact-rated hole saws, these tough hole saws provide dependability and value. Engineered with 8-TPI Bi-Metal teeth, they provide fast, clean cuts in sheet metal and can be used in standard drills or high-torque impact drivers.
Edge Impact Tough
Delivers 2X life over standard impact-rated hole saws.
Built for High Torque
Extreme impact tough performance built for today’s higher torque impact drivers.
Precision Drilling
Depth-stop, 1/4 in. hex shank and 8-TPI allow for a fast, accurate hole.
Product details





| Main Specification | |
|---|---|
| Manufacturer | Bosch |
| Unit Count | 1 Count |
| Item dimensions L x W x H | 1.5"L x 1.5"W x 3"H |
| Brand | Bosch |
| UPC | 000346397628 |
| Number of Items | 1 |
| Included Components | (1) 1-3/8 In. Edge™ Impact Tough™ Hole Saw |
| Power Source | Hand_powered |
| Voltage | 18 Volts |
| Colour | Black |
| Global Trade Identification Number | 00000346397628 |
| Item Weight | 6.72 Ounces |
| Product information | |
| Number of Packs | 1 |
| Technical Details | |
| Manufacturer Part Number | HTW138 |
| Material Type | Blend |
| Maximum Chuck Size | 0.25 Inches |
| Drill Type | Impact Driver |
| Item details | |
| Model Number | HTW138 |
| Item Type Name | 1-3/8" IMPACT HOLE SAW |
| Manufacturer Warranty Description | See Manufacturer's Website |
| Features & Specs | |
| Additional Features | 8 TPI |
| Others | |
| Product Type | 1-3/8" IMPACT HOLE SAW |
| Drilling Capacity Metal | 1.38 inches |


