 Century's cobalt drill bits are designed to cut through extremely hard metals, including stainless steel.Extremely heat resistant, must be used and operated in power units that have a RPM speed of 1,500 or more for maximum efficiency
No center punch needed: Century quick-cut points are self centering and penetrate faster with less pressure
Will not "walk or wander" at the starting surface
Manufactured to Aerospace NAS 907-B specifications
Easy to use
 Century's cobalt drill bits are designed to cut through extremely hard metals, including stainless steel.Extremely heat resistant, must be used and operated in power units that have a RPM speed of 1,500 or more for maximum efficiency
No center punch needed: Century quick-cut points are self centering and penetrate faster with less pressure
Will not "walk or wander" at the starting surface
Manufactured to Aerospace NAS 907-B specifications
Easy to use