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Steel Vision Super Premium 29 pc Stepped Tip Drill Bit Set, Heavy Duty Drill Bit, TurboStep, 29pc HSS Reduced Shank Mechanics Length 1/16" - 1/2" Drill Bit Set
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Product Details
Spiral fluted PATENTED stepped-tip drill bits that simply outperform every conventional drill bit design in nearly all materials
Patented design eliminates bit walk and the need for pilot holes
Excels on hard alloys, sheet metal, and imperfect parts that are difficult to start drilling into
Precision ground from heat treated quality M2 High Speed Steel and Onyx oxide coated to prevent chip build-up
Three-flat shanks, reduced shanks above 3/8", and mechanic’s length for superior access in cramped spaces
Lubrication Required for Metal: Use oil lubrication when drilling into metal to minimize friction and prevent heat buildup, extending the life of the drill bit and ensuring smooth, efficient cutting.