Metal Drill Bit Set - 5% Cobalt

Metal Drill Bit Set - 5% Cobalt, Bullet Point

25 Piece: 1mm to 13mm

COBALT HSS METAL DRILL BITS are fully ground drill bits constructed of M35 High Speed Steel for the best combination of strength, heat resistance, wear resistance and bit life at higher cutting temperatures and are the preferred drill bit for harder materials especially stainless steel. 5% cobalt HSS provides 3x more life than regular TIN coated HSS drills. Designed for the professional contractor to make easy work of drilling stainless steel, alloy steel and cast iron - to drill faster, saving time on the job. Bullet Point tip for easy piloting and 2x faster precise drilling on flat or curved surfaces without burrs and requires half the force of regular point drill bits.