GRENPRO M35 Cobalt Step Drill Bit, 1/4"-2-1/2", TiAlN, 1/2" Shank

Key features

• M35 HSS COBALT STEP DRILL - GrenPRO drill bits Specially designed for Metal Sheet/Wood/Plastic/Aluminum/Copper with 15 progressive steps (1/4" to 2-1/2")
• TiAlN COATING - Our step drill bit surface hardness enables 68% faster drilling efficiency and 450% longer lifespan than conventional drills
• STREAMLINED SIZE TRANSITION - Laser-calibrated step drill bit for metal ensure burr-free drilling from 6mm to 63mm without changing bits
• UNIVERSAL 1/4" HEX SHANK - Secure grip for lithium-ion drills/hand drills/bench drills with anti-slip laser etching(1/4"=6.35 mm)
• WARRANTY - Contact GRENPRO for instant replacement with no questions asked

Free shipping included. 30-day hassle-free returns.