MACXCOIPFour Sprial Flute M35 Cobalt Step Drill Bit, 1/4"-1-1/8" Ultra TiAIN Coated Unibit Step Bit, 1/4" Hex Shank Drill Bit for Metal, Stainless Steel, Aluminum, Copper, Wood, PVC

Description

Product features:The M35HSS material and TiAIN coating surface greatly improve its durability. The 1/4-inch thick hexagonal handle can prevent the drill chuck from sliding and reduce impact.The double spiral groove design keeps the step drill stable and provides faster cutting and drilling, while minimizing the spread of steel chips and extending the service life.Laser engraving logo can quickly and accurately tell you the drilling size, making your drilling more convenient and accurate.Notice:Start drilling at low speed. The harder the material used, the slower the application.Water injection cooling during operation will significantly improve drilling efficiency and prolong bit life.Sizes Include:High qualityFlexible to useNeat and tidyEasy to storeDurable and long-lasting