GRENPRO M35 Cobalt Step Drill Bit, 1/8"-1/2", TiAlN, 1/4" Hex Shank | Wear-Resistant TiAlN Coating; Four Spiral Flute Unibit Drill for Metal/Stainless($16.99Value)

Description

M35 HSS COBALT STEP DRILL - GrenPRO drill bits Specially designed for Metal Sheet/Wood/Plastic/Aluminum/Copper TiAlN COATING - Our step drill bit surface hardness enables 68% faster drilling efficiency and 450% longer lifespan than conventional drills Size: 13 step sizes Includes 1/8",3/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16",15/32",1/2". step drill bit for metal can make multiple holes of different diameters in materials such as stainless steel, aluminum, wood, plastic sheets, etc 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 This GRENPRO metal step drill bit is constructed from high speed steel for cutting applications. Designed with multi-step sizing, the single drill bit produces holes of various diameters to reduce frequent bit replacement. Optimized flutes support effective chip evacuation to minimize clogging and produce cleaner holes with reduced burrs. Compatible materials include sheet metal, aluminum, copper, plastic and wood. The anti-slip shank fits most standard power drills for steady operation. Ideal for electrical installation, vehicle maintenance, DIY projects and general workshop tasks for amateurs and professional users.