Aceteel M18 X 1.25 Metric Hand Tap, Right Hand M18 X 1.25Mm Threading Hand Tap Size: M18X1.25 Straight Flute Thread Hand Taps. Cutting Direction: Right Hand. Material: Alloy Tool Steel. Straight Flute Thread Hand Taps Straight flute design, used for through hole and shallow blind hole tapping, not for blind hole tapping. Tips 1. Before tapping confirm whether the diameter of the round hole is appropriate, and to take protective measures when working. 2. When tapping, it is necessary to add water or coolant to cool down to prevent excessive temperature and reduce tap loss. If it encounters difficulty in rotation, the tapping should be suspended. 3. Be sure to select the appropriate cutting oil for the complex tapping process and apply anti-rust oil for maintenance after use. ?Size?Length: 3.15"/80mm, Thread Head: 1.42"/36mm, Square Head: 10.0mm x 10.0mm (L*W), Shank Diameter:12.0mm, Pitch: 1.25mm. ?Feature?Standard thread design, made of alloy tool steel with high hardness and toughness. ?Application?Make or repair thread, suitable for most metals, alloy steel, cast iron ETC. ?Usage?Mainly used for hand use, appropriate addition of coolant can extend the service life when tapping. ?Package Included?M18x1.25mm Metric Hand Threading Tap 1 Pair.