6Pcs 1/4 Inch M3-M10 Screw Tap HSS Combination Drill Tap Bit Set Hex Shank Deburr Countersink Bits

Description 6Pcs 1 4 Inch M3 M10 Short Type or Long Type Composite Tap HSS Combination Drill Tap Bit Set Hex Shank Deburr Countersink BitsSpecifications Product NameComposite Tap Drill Tap Bit SetTypeA 4341 Six piece Set Natural Shor TypeB 4341 Six piece Set Titanium Plated Short TypeC 4341 Six piece Set Titanium Plated Long TypeD 4341 Six piece Set Natural Long TypeMaterial High speed steel HSS MetricM3x0 5 M4x0 7 M5x0 8 M6x1 M8x1 25 M10x1 5ColorSilver GoldQuantity6 Pcs HSS Screw Drill Bit TypeSizeScrew PitchTotal LengthShort TypeM30 554MMM40 7M50 857MMM61M81 2559MMM101 5Long TypeM30 565MMM40 7M50 867MMM61M81 2569MMM101 570MM Features High Hardness The overall heat treatment has high hardness and good toughness Spiral Groove Structure High speed steel forged and titanium plated surface treatment longer service life Standard Hexagon Handle Design This chamfering device is 1 4 hexagon shank which is suitable for more bench drills and the clamping is more tight and does not slip Integrated Composite Tap Drill and tapping in one step Commonly Used Ordingary Tapping First drill the bottom hole with a twist drill Then select the corresponding model tap Package Included TypeQuantityA6 Pcs Natural Shor Type Screw Drill BitB6 Pcs Titanium Plated Short Type Screw Drill BitC6 Pcs Titanium Plated Long Type Screw Drill BitD6 Pcs Natural Long Type Screw Drill BitMore Details