Alpen Drill Bits & Parts Hammer drill bit 616411 - Alpen 0084500800100, The Alpen 0084500800100 Hammer drill bit is manufactured by Alpen. It has a diameter of 8 mm and a total length of 310 mm, making it suitable for use in masonry work. Typical applications include drilling into stone, masonry, and brickwork. Alpen 0084500800100 Hammer Drill Bit 8mm 310mm SDS-Plus 4 Carbide Edges
