Alpen Widia Professional Concrete Drill Bit 4.00x75 mm. (Blister 1 Piece)

Alpen Widia Professional Concrete Drill Bit (1 Piece Blister). -Diameter x length measurement: 4.0x75mm. -Hard metal drill bit with Widia alloy (Tungsten Carbide) providing extreme hardness and durability. -High-performance drill bit for application in impact drills and rotary hammers with holder for drill chuck. -Hammer resistance, thanks to the innovative vacuum hardening. -Robust thanks to the highly resistant tip. -Accurate due to their excellent centering properties. -Indicated for percussion drilling in concrete, walls and natural stone, as well as ceramics and marble.