Onishi Hexagonal Shaft Spiral Tap M8 x 1.25 NO28S-M8X1.25 1 piece

Catalog number: NO28S-M8X1.25 Features: ●Attach to a power tool with forward and reverse rotation such as an impact driver to quickly drill screw holes. ●The spiral groove allows cutting chips to be discharged upward. Applications: ●Formation and correction of threads in blind holes and through holes. ●Workpiece: Iron, aluminum, brass. Specifications: ●Nominal size: M8 ●Pitch (mm): 1.25 ●Thread length (mm): 21 ●Total length (mm): 70 ●Shank diameter (mm): 6.35 (hexagonal shaft) ●Pilot hole diameter (mm): 6.8 ●Machining thread: Metric thread Material/Finish: ●High speed steel (HSS) Caution: ●Cannot be used with power tools other than those with forward and reverse rotation. ●When tapping, be sure to use tapping oil (lubricant).