Thread Size: M10 x 1.5Hex Shank Size: 1/4"Drilling + Tapping Length: 35mm / 1.38"Total Length: 72mm / 2.83"4pcs x Combination Drill and Tap BitThe 3-in-1 combination drill and tap bit set can complete hole drilling, tapping, and countersinking. Three processes in one, one-step operation, greatly saving processing steps, improving work efficiency, and providing accurate processing results.Metric combination tap drill bit is used to create threaded holes, great for situations where both drilling and tapping are required. Can process both through holes and blind holes. Suitable for aluminum, mould steel, stainless steel, bronze, hard plastics, etc..Self-centering point, do not need assistant center drilling or center punching. Quick change 1/4-inch hex shank can be used on power tools more easily and securely.
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