Usage Tips:Our products are carefully designed to work efficiently in small and cramped Spaces. The product is ideal for narrow workshops and areas with limited space. Use our products to get the and not be stressed by easy sliding. The adjustable jaws are #6 to 1/2 inch diameter taps for a secure and stable grip. Designed to meet stringent quality standards, it has been carefully designed, manufactured and tested for durability and reliability. Our adapter is compatible with all 3/8Inch square drive wrenches, making it a versatile and convenient tool. The tool covers sizes from #6 to 1/2Inch(3 mm to 12 mm) This tool is ideal for tapping and threading, making it an screw and bolt extraction aid. The product can be used with existing wrenches, reamers, screw extractors and other tools with square handles. Colour:As Shown Material:Metal Package Contents: 1set * tap socket set(3pcs) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.