Usage Tips:Tap Socket Collet Wrench M4-16 Machine Die Socket Adapter Hex Shank Square Driver Thread Screw Tapping Chuck for Machine Features: The hexagonal tap tap sleeve is made of alloy steel with high hardness and high wear resistance. The apron has a square hole, and the square hole is set with a clamping pad to make the clamping more firm. Used with electric drills, widely used in mold manufacturing, pneumatic wind batch, DIY, auto repair and other professional machine maintenance. Specification: Type: Socket Collet Wrench Material: Alloy steel Applications: for car repairs, DIY and most home repairs Features: Socket Collet Wrench, Die Socket Adapter, Driver Thread Screw, Tapping Chuck, Machine Tap Power Drill Dimension: app.5x0.64cm/1.97x0.25in Color: Black Type: M4, M5, M6, M8, M10, M12, M14, M16 (optional) Applicable tap diameter: 3mm, 4mm, 4.8mm, 5mm, 6mm, 7mm, 9mm, 10mm Quantity: 1 Pc Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Pc x Socket Collet Wrench