Precision Twist Drill 099960 Heavy Duty Stub Drill Set, 60 Pieces, HSS-E, Bronze

• Low thrust design self centering split point for easier penetration
• Cobalt base material with bronze oxide for wear resistance and lubricity
• Suitable for ferrous materials
• Set of 60 short length drill bits includes one each of wire gauge sizes NO 1 - NO 60
• Cobalt steel provides extended tool life compared to high speed steel drill bits when drilling hard materials
• Gold oxide finish lubricates and provides wear resistance on ferrous materials
• No coolant channel

Precision Twist Drill Stub Drill Set| Heavy Duty| 60 Piece| 2.5XD Cutting Depth| 135 deg Point| Straight Shank| Split Point| Right Hand Cut| HSS-E| Bronze