Specification:
Size: 4.2mm / 0.17"
Full Length: 60mm / 2.36"
Flute Length: 30mm / 1.18"
Shank Diameter: 4mm / 0.16"
Tip Material: Cemented Carbide
Shank Material: HSS (High Speed Steel)

Descriptions:
1. Twist drill bits are made of cemented carbide tip for long service life, it is more sharp and durable than others.
2. Milled U-flutes with deep-cut spiral provides fast material removal. Suitable for drilling in tough metal, including abrasive alloy and hardened steel
3. Drills clean, accurate holes in sheet metal, steel, copper, brass, aluminum, plastic, wood, stainless steel and cast iron.
4. Round shank twist drill bit can work with a electric drill (Excluding in the item). Please use low speed when drilling and note the temperature of carbide tip is not too high for extending drill bit life

Package:
2 Pcs x Cemented Carbide Twist Drill Bits