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OCGIG 6-65mm Large Titanium Coated Step Drill HSS Spiral Groove Cone Drill Bit Hole Cutter

Product ID : 28774351


Galleon Product ID 28774351
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About OCGIG 6-65mm Large Titanium Coated Step Drill HSS

Features:1/4" Hex shaft drives are suitable for all kinds of power drills. 3 cutting blade design makes for cutting faster,automatic deburring from hole when drilling.Spiral step drill bits, 6-65mm ,main material high speed steel, titanium coated high quality step drill bits.Special Features:Titanium alloy coating reduces friction and they are more durable than uncoated drill bits.HSS(High speed steel) has a longer service life.The tapered design is suitable for drilling larger and deeper holes, or enlarging the aperture in areas where it has been drilled.The three flute design(Based on two flute design improved,more effect)tips made the penetration faster without chipping.This step drill includes 13 steps, which meet your different hole drilling needs perfectly.Usage:Cutting holes in materials(hardness: