6pcs HSS 4341 Combination Drill And Tap Bit Set 1/4" Shank Drill

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--Three Functions in One Bit – Drill, tap and countersink in a single pass to save your labor and precious time; The point is self-centering and eliminates the need for center drilling or center punching
-- Shank - Quick-change 1/4inch (6.35mm) shank with SAE sizes engraved on the tap drills for easy recognition.
--Spiral Flute - Wide flutes carry the chips out of the hole. These combination tap and drill bits can be used on multi-spindle heads with mechanisms for tapping in most materials.Specification:Material: HSS 4341
Shank: 1/4inch (6.35mm) shank
Color: Golden, Silver (Optional)
Size: M3x0.5mm, M4x0.7mm, M5x0.8mm, M6x1mm, M8x1.25mm, M10x1.5mmPackage Includes:6 x Compound Tap Drill BitsNote:It is highly recommended that the combination drill and tap bits are used on a tapping machine.
If you apply an electric hand drilling machine to do the tapping job, please pay attention to your operating, because excessive shaking and tilting may affect the result and even break the bit.
Drill Tap Combination Bit Set;Metric Drill and Tap Set;HSS Metric Taps Set;Drill Screw Tap Bit Set;Drill Tap Countersink Bit;Metric Drill and Tap;Metric Drill Bits; Shank Set;Compound Tap Drill Bits
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