9-Piece Bi-Metal Hole Saw Set for Stainless Steel - 38mm/44mm/47mm Cutting Depth with M3 HSS Teeth
Our professional-grade bi-metal hole saw set delivers exceptional cutting performance for stainless steel and various industrial materials. Engineered with precision-ground M3 high-speed steel teeth, these tools provide clean, efficient drilling with maximum durability.
| Parameter | Value |
|---|---|
| Product Name | M2 M3 M42 Bi-metal Hole Saw |
| Available Sizes | 3/4" (19mm), 7/8" (22mm), 1-1/8" (29mm), 1-1/2" (38mm), 1-3/4" (44mm), 2-1/4" (57mm) |
| Arbors Included | 2PC |
| Adapter Included | 1PC |
| Runout | Less Than 0.75mm |
| Cutting Depth | 38mm / 44mm / 47mm |
| Teeth Material | M3 High Speed Steel (M42 HSS Co8% Available) |
| Surface Finish | Painting |
| Teeth Type | Variable Pitch Teeth |
| End-face Tolerance | Less Than 0.1mm |
| HRC of Teeth | 64-69HRC |
Designed for professional use across multiple materials including:
- Stainless Steel
- Nail-embedded Wood
- Metal & Aluminum
- Casting Materials
- Wood & Plastic Materials
- Gypsum Board
Our dual metal hole openers feature M42 material with electron-beam welding and high-temperature quenching processes. This advanced manufacturing technique ensures superior tooth strength, reduced breakage risk, and exceptionally clean drilling performance.
Compatible with various industrial equipment including air tools, drill presses, lathes, boring mills, milling machines with spinning spindles, and portable electric tools. Threaded connector sizes vary by diameter: 1/2-20UNF for 14-30mm, 5/8-18UNF for 32-210mm.
Monthly production capacity: 150,000 units. Delivery time: less than 45 days. Payment terms: T/T and L/C accepted.
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