Description: This adjustable tap wrench is a general tool for handy tapping, designed to firmly clamp the taps. Straight handle design provides greater leverage, especially when using larger diameter taps. Adjustable metal tap reamer wrench is used for holding larger taps in open spaces where there is a room to turn the tap wrench. Features: Wrench and taps are made of high quality steel for durability and long service life. Tap wrench has a non-slip handle for easy grip, it can improve efficiency and is a necessary tool for tapping . Wrench is easily adjusted by twisting the handle, very convenient and practical. This set contains seven taps in different size for general purpose use. Adjustable jaws easy and firmly clamp the taps. Mainly used for hand tapping operation. Specifications: Material : Steel Wrench Length: 90mm / 3.54" Tap Size: M3, M4, M5, M6, M8, M10, M12 Tapping On: Aluminum, wood, plastic and other soft materiel Instruction: 1, Insert cone part first and make sure the tap center line agrees with drilling center line. 2, Rotate tap wrench with a even force to feed tap, don't need to add force after feed. 3, Reverse rotate about 45 ° each time rotate tap to cut chip in order to avoid blocking. 4, If it is difficult to rotate tap, stop adding force or tap will be broken. Package includes: 1 x T ap Wrench 7 x Taps