uxcell Metric Taps M8x1mm Pitch H2 Right Hand Thread Plug Tap HSS for Threading Machine Electric Drill DIY Thread Size: M8; Shank Width:4.9mm Thread Length: 23.7mm; Total Length: 71.5 Material: HSS (High-Speed Steel) ; Package Contents: 1 x Metric Taps Standard metric thread design, clear and tidy, provide rapid chip removal for efficient threading. The taper taps can be applied for threading machine and electric drills, use to cut thread inside hole, creating a female surface which functions like a nut.