Bi-Metal Hole Saw Door Lock Installation Kit with M3 High Speed Steel Teeth - 1" & 2-1/8" Sizes, 64-69 HRC
This precision door lock installation kit is engineered to deliver professional results for lockset and deadbolt installations. Featuring auto-centering guides and anti-splinter technology, it ensures clean, accurate holes in wood and metal doors ranging from 1-3/8" to 1-3/4" thickness.
- Auto-centering guide for precise hole alignment and consistent results
- Non-slip clamp prevents movement during drilling operations
- Anti-splinter depth stop eliminates blowout and ensures clean finishes
- Self-contained backset adjusters for 2-3/8" and 2-3/4" configurations
- Versatile compatibility with interior and exterior wood and metal doors
| Parameter | Specification |
|---|---|
| Product Type | Bi-metal hole saw kit |
| Teeth Type | Variable Pitch Teeth |
| Teeth Material | M3 High Speed Steel (M42 HSS Co8% available) |
| Teeth Hardness | 64-69 HRC |
| Hole Saw Sizes | 1" (25mm), 2-1/8" (54mm) |
| Cutting Depth | 38mm / 44mm / 47mm |
| Runout Tolerance | < 0.75mm |
| End-face Tolerance | < 0.1mm |
| Kit Components | 2 hole saws, 3/8" hex shank arbor with HSS drill bit, adaptor, U-type adjustable plastic guide template |
This bi-metal hole saw is engineered to cut through multiple materials including stainless steel, nail-embedded wood, metal, aluminum, casting materials, plastic materials, and gypsum board.
Ideal for contractors, locksmiths, and DIY enthusiasts, this kit provides reliable performance for door lock installations, remodeling projects, and construction applications. The high-speed steel construction with 64-69 HRC hardness ensures extended tool life and superior cutting efficiency.
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