Alpen Hss Sprint Master 11 Drill Bit, 50 mm.

Alpen hss sprint drill bit. -Diameter: 11.5mm. -Great elasticity. -High resistance to fracture. -High drilling performance. -Fast due to their aggressive sharpening of the tip. -Suitable for construction steels, easy-cutting steels, unalloyed steels, copper, brass, aluminum and plastic.