8Pcs Hand Screw Metric Plug Tap Set M3-M12 with Adjustable Tap KeyOOTDTY Features: High quality and exquisite workmanship. Multi-color optics guarantee excellent light transmission and brightness. Ideal for repairing cars and machinery where metric threads are specified. Specification:Material: ball bearing steel Ring wrench: W1/16-1/2" Hand screw tap diameter: M3/M4/M5/M6/M8/M10/M12Hand screw tap length: 75/65/63/60/58/50/48mm Wrench length: 90mm Quantity: 1 set/8 pieces Note: Please allow 1-3mm error due to manual measurement. Pls make sure you do not mind before you make a bid, due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Contents:1 x M3 Screw Hand Tap1 x M4 Screw Hand Tap1 x M5 Screw Hand Tap1 x M6 Screw Hand Tap1 x M8 Screw Hand Tap1 x M10 Screw Hand Tap1 x M12 Screw Hand Tap1 x Wrench W1/16-1/2"