6Pcs M3-M10 Tap Drill Bits HSS Countersink Faucets Deburr Set Metric Hex E15D New and . Features: 6 pieces of faucets in different sizes from M3 to M10, which can be used to thread different threads. High hardness, fast cutting, high temperature consumption. These taps are used on the tapping machine, generally more accurate as human error is eliminated. Hole tapping chamfering in one, easy to operate, hand drill, bench drill, hex chuck threading machine available. Specifications:Material: High Speed Steel (HSS)Metric: m3x0.5, m4x0.7, m5x0.8, M6x1, m8x1, 25, m10x1.5Length: About 58mm/2.28inColor: SilverQuantity: 6pcs/setNote:No retail package. Please allow 0-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Included: 6 x Drill Bits (Other accessories shown in the picture are not included.)