Klutch Cobalt High Speed Steel Drill Bits are designed to cut through extremely hard metals, including stainless steel. No center point is needed, as these 135deg quick cut points are self-centering and penetrate faster with less pressure. Will not walk or wander at the starting surface.
Extremely heat-resistant, these drill bits are most efficient in drills that operate at 1500 RPM or more. Cobalt high speed steel drill bits offer a 12X life rating, compared to standard 118deg point drill bits.,Klutch Cobalt High Speed Steel Drill Bits are designed to cut through extremely hard metals,