Makita D-22648 Hss-Co (Cobalt) Twist Drill Bit, 1/4 x 4 in.

Ideal for use with stainless steel, hard alloys, abrasive materials, cast iron and ferrous metals

5% Cobalt content offers maximum heat and abrasion resistance for use with hard materials

136 Degreesnsplit point tip geometry prevents bit walking for fast and accurate material penetration

Ground forged edge and flute construction for high quality performance and long life