BOSCH Shuttering and installation drill bits 20 x 400 mm 10 mm 2608596341

Robust installation drill bit for formwork. The drill bit and shank end are screwed together - for a low risk of breakage and optimized smooth operation. The tapered groove and the offset between the drill bit and shank ends prevent jamming, even in damp wood, while there is sufficient strength to cut through nails in the wood. Drill bit with extra-long shank for versatile drilling in multi-layered building materials or sandwich materials, e.g. for the building trade (boarding) and interior installations, plumbing work, heating and electrical installations. For sheathing, boards, planks, beams, plasterboard, lightweight building materials, insulation and metal, e.g. metal plates, layered materials with steel, aluminum or shaped sheet metal. The installation drill bit is made of HSS (high-speed steel) in accordance with DIN 7490. It has a drill tip with a 118 degree conical ground edge.