Greenfield Industries C13204 Cleveland® 3957-12 1-Stage Type B General Purpose Heavy Duty Aircraft Extension Drill, 1/2 in

Greenfield industries Cleveland® aircraft extension drill, 1-stage type B general purpose heavy duty, series: 3957-12, 1/2 in, 0.5 in drill, 12 in OAL, 4-1/2 in cutting depth, spiral flute, 4-1/2 in flute length, 1/2 in shank, straight shank, 135° point, split point, right hand cutting direction, HSS cutting edge, HSS, bright, applicable materials: aluminum, carbon steel, free machining stainless steel, non-ferrous metal materials.

Features

• HSS provides good wear resistance and can be used in general purpose applications on both ferrous and non-ferrous materials
• Bright provides a smooth, polished finish on the tool, it increases chip flow in softer materials such as aluminum, wood and plastic