6pcs M3-M10 Combination Drill Tap Bit Set HSS 6542 Deburr Countersink Drill Bits

Specifications Name6 pcs Combination DrillTaps Bit SetMaterialHigh Speed Steel 6542Surface TreatmentTitanium plating nitriding etc full grinding processThread TypeCoarse threadTypeA Titanium Plated B Cobalt Plated C Blue Plated D Black PlatedScope of useHandQuantity6pcs 6pcsLengthDrill Bit LengthBlade LengthSingle Weight g M3657 513 512 5M4658 514 512 6M5699 515 512 8M6691017 513 6M87214 52015 2M107214 52217 8 Feature ▲ Combination DrillTaps Bit Set can be used to tap various threads to meet different needs including 6 sizes▲ They are designed to drill tap deburr and counter holes on wood copper brass aluminum soft material metal sheet and plastic▲ They can work on Electric hand drill impact drill bench drill electric screwdriver and other tap machines▲ They are designed to drill tap a hole through the workpiece not suitable for drilling Blind holes it will break the bit in drilling workpiece thick than its work range ▲ Advancedoxide coating technology give it rust prevention protection and classic appearance Package Included optional 6 x Combination Drill Taps Bit