| Product Name | M2 /M3 Hss Bi Matel Hole Saw | 
| Material | M2/M3 Bi-metal (HSS) | 
| Size | Diameters from 9/16" to 8-17/64" (14-210mm) | 
| Concentricity Tolerance | Less Than 0.75mm | 
| Application | Stainless Steel, nail-embedded Wood, Metal, Aluminium, casting Materials, Wood, Plastic Materials, Gypsum Board, ect | 
| Cutting Depth | 38mm/44mm/47mm | 
| Teeth Type | 4/6 TPl Variable Pitch | 
| Hardness | 63-66HRC | 
| End-Face Tolerance | Less Than 0.1mm | 
| Arbor Type | 3/8" Hex 1/2"-20UNF for 14 to 30mm hole saw; 7/16" Hex 5/8"-18UNF for 32 to 210mm hole saw | 
| Product Type | Bi-metal core drill bit, Bi-metal hole saw | 
| Place Of Origin | ZHEJIANG,CHINA | 
| Certification | ISO/BSCI | 
| Packaging Details | Double Blister/Color Paper Box | 
| Highlight | HSS Bi matel hole saw, M2/M3 Bi matel hole saw, HSS steel hole saw |