Feature

●Carbide tip: 7.2mm twist drill bits are made of carbide tip for long service life, sharper and more durable than others
●Features: Machined U grooves with deep cut spiral allow for quick material removal. Suitable for drilling in tough metal, including high performance abrasive alloy and hardened steel
●Use for: drill clean, accurate holes in sheet metal, steel, copper, brass, aluminum, plastic, wood, stainless steel and cast iron
●Note for use: please use a low speed when drilling and note that the temperature of the carbide tip is not too high to extend the life of the drill bit
●ROUND SHANK CONSTRUCTION The round shank twist drill bit can be used with an electric drill (excluding the item).


Description

Specification:
Size: 7.2 mm / 0.28 inches.
Full length: 85 mm / 3.35 inches.
Wavelength: 43 mm / 1.69 inches.
Shaft diameter: 7 mm / 0.28 inches.
Tip material: carbide
Shaft material: HSS (high-speed steel).

Descriptions:
1. Twist drill bits are made of carbide for a long service life, it is more sharp and durable than others.
2. Machined U-shafts with deep cut spiral ensure fast material removal. Suitable for drilling in tough metal, including high performance 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 electric drill (except for the item). Please use a low speed when drilling and note that the temperature of the carbide tip is not too high to extend the life of the drill.

Package:
4 x carbide twist drill bits