Milwaukee 49-56-0082 Ice Hardened Hole Saw

Milwaukee ice hardened products utilize a proprietarycryogenic hardening process that improves upon traditional heat treatprocesses. Unlike surface coatings that wear away, cryogenics Harden to thecore by minimizing soft metal (austenite) and creating more hard metal(martensite). the result is a product that is more consistently hardthroughout, resulting in life up to 50% longer than the competition. From theManufacturer Milwaukee Electric Tool Corporation introduces Ice Hardened holesaws, a new generation of hole saws that offer up to 50% longer life than thecompetition and are ideal for metal and wood cutting in a wide variety ofHVAC, electrical, plumbing and maintenance/repair applications. Milwaukee IceHardened products utilize a proprietary cryogenic hardening process thatimproves upon traditional heat treat processes. Unlike surface coatings thatwear away, cryogenics harden to the core by minimizing soft metal (austenite)and creating more hard metal (martensite). The result is a product that ismore consistently hard throughout, resulting in life up to 50% longer than thecompetition. Milwaukee Ice Hardened hole saws also feature Matrix II bi-metalconstruction for greater durability and a unique precision-ground toothgeometry for faster cutting. A positive rake angle cuts more aggressivelywhile deeper gullets quickly remove chips. A radiused back face reduces stresson the teeth, ensuring that the blade delivers optimum life and speed.Functional slot geometry allows for a standard slotted screwdriver to fitcompletely underneath the plug for easier plug removal.