power saws
ice hardened bi metal hole saw 2 ice hardened hole saw
2 ice hardened hole saw . ice hardened for up to 50 % longer life . optimized tooth form for up to 2 times faster cutting . functional slots for faster plug removal . ice hardened products utilize a proprietary cryogenic hardening process that improves upon traditional heat treated process . unlike surface coatings that wear away cryogenics harden to the core . uses mandrels sku 359597 model no. 49569100 or sku 359631 model no. 49567010 .