7pcs Tap Bearing Steel Taper Spiral M3-M12 Straight Fluted Screw Thread Metric Plug Drill Bits Set Hand Tools Taping Drill

7pcs Tap Bearing Steel Taper Spiral M3-M12 Straight Fluted Screw Thread Metric Plug Drill Bits Set Hand Tools Taping DrillFeatures:- These taps are made from high quality bearing steel for high hardness.- There are 7 different tap sizes from M3 to M12 for tapping various threads.- They are used to cut new threads or repair damaged threads, you will have a smooth tapping experience with them.- These taps are used with a tap wrench to do the tapping, wrench is not included.- Great tools used to create screw threads on wood, plastic, aluminum or many other soft materials.Specifications:Material: Bearing steelStandard: MetricSize: M3, M4, M5, M6, M8, M10, M12Instruction:1. Insert cone part first and make sure the tap center line agrees with drilling center line.2. Rotate tap wrench with a even force to feed tap, don't need to add force after feed.3. Reverse rotate about 45 ° each time rotate tap to cut chip in order to avoid blocking.4. If it is difficult to rotate tap, stop adding force or tap will be broken.Package Includes:7PCS Tap Drill Bits(M3-M12)Note: 1 .The flat‑ground tip of the tap is designed to insert into the hole to secure the tap and cut threads. This is not a product defect.

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