Alpen HSS/Widia Drill Case 9 Pieces

Alpen hss sprint/widia drill bit case 9 pieces.

+ Hss sprint drill bits
- Great elasticity.
- High resistance to fracture.
- High drilling performance .
- Fast due to its aggressive sharpening of the point.
- Suitable for construction steels, easy-cut steels, non-alloy steels, copper, brass, aluminum and plastic.
+ Drill bits widia
- Carbide drill bits with widia alloy (tungsten carbide), providing great hardness and durability.
- Indicated for percussion drilling and perforation of walls and natural stone.
- High drilling speed thanks to the aggressive sharpening of the point.
- Great resistance and stability due to its precisely milled grooves.
- Suitable for concrete, natural stone and brick.

the case consists of:
> 1 3.0 mm hss sprint drill bit. In diameter.
> 1 4.0 mm hss sprint drill bit. In diameter.
> 1 5.0 mm hss sprint drill bit. In diameter.
> 1 6.0 mm hss sprint drill bit. In diameter.
> 1 8.0 mm hss sprint drill bit. In diameter.
> 1 4.0 mm widia drill bit. In diameter.
> 1 widia drill bit of 5.0 mm. In diameter.
> 1 6.0 mm widia drill bit. In diameter.
> 1 8.0 mm widia drill bit. Diameter.