HSS-G twist drill bit
HSS -G twist drill bits Up to 40% faster, or 50% less contact pressure. Spot drilling without pre-centreing.
Din 1412 C cross-ground finish, 135° point angle. Diametre tolerance h8, outside diametre tapered towards shank to reduce friction. Tapered reinforced core for higher resistance to breakage. Chemical/ thermal hardening process and high-precision cross-grinding for long service life and fast drilling speeds.
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Hammer drill bits with SDS-plus shank
Hammer drill bits 4- Fold spiral for optimal drilling dust removal. Narrow spiral top for minimal wall friction. S4 spiral with large drilling dust volume for optimal feed. Aggresive head geometry for optimal power transmission and rapid drilling rate. Ductile, sharp carbide material. Maximum stability due to core reinforcement. Enviroment- friendly surface technology. click here for price information
Percussion drill bits (masonry)
masonry drill bit Value for money DIY masonry drill bit. Shank type: straight, max. shank dia. 13mm.
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