7PCS HSS Machine Screw Thread Metric Plug Straight Groove Tap Drill Set M3-M12

Features: *Made of high-speed steel 6542 material surface nitriding treatment rust-proof wear-resistant long service life; *Straight groove design is more conducive to chip removal smooth tapping smooth cutting surface and no residue; *The kit contains 7 sizes size range: M3-M12 which can meet your different needs; Specification: *Material: High Speed Steel 6542 *Color: Black (As Pictures Show) Surface treatment: Nitriding Tap size: M3*0.5 M4*0.7 M5*0.8 M6*1.0 M8*1.25 M10*1.5 M12*1.75 Suitable for low carbon steel stainless steel alloy steel aluminum copper and other metals or wood through-hole tapping; Quantity:7pcs Package Includes: 7pcs tap M3-M12 Note: 1.All pictures have been professionally color-calibrated but due to the different settings of the environment and different display devices the pictures you see and the items themselves may have some deviations please understand. 2.The data are all manually measured there may be some deviations but it does not affect the use.