OSG Straight Flute Hand Tap, General Purpose, Series: 141, Measurement System: Metric, Coarse Thread, M8x1.25 Thread, Plug Chamfer, 4 Flutes, HSS, Bright, Right Hand Cutting, 1-1/8 in Thread Length, 2-23/32 in Overall Length, 0.318 in Shank Dia, 35 mm Shank Length, Material Application: Aluminum, Cast Aluminum, Cast Iron, High Carbon Steel, Low Carbon Steel and Medium Carbon Steel, D5 Thread Limit, Through Coolant: No