Power Tools Accessories Drill Bit HSS Twist Drill
The M2 material drill bit has a hardness of 64° after industrial heat treatment, coupled with good toughness, makes the drill bit more wear-resistant, durable and heat-resistant. Die steel below 30°is very suitable
Cooling milling drill, sharp and durable cutting edge, stable feed
Strong heat treatment toughness, wear resistance and durability, wide application
Reduce drilling friction coefficient, high precision, smooth hole wall
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