Description: This adjustable tap wrench is a general tool for handy tapping and is used to tighten the taps. The straight handle design provides greater leverage, especially when using larger diameter taps. The adjustable metal tap reamer wrench is used to hold larger taps in open spaces where there is room to turn the tap wrench. Specifications: Material: steel. Key length: 90 mm / 3.54 inches. Tap size: M3, M4, M5, M6, M8, M10, M12 Knock on: aluminium, wood, plastic and other soft materials. Instructions: 1. First insert the cone part and make sure the center line of the tap matches the centre line of the hole. 2. Turn the tap wrench with even force to advance the tap. No more force needs to be applied after the feed. 3. Rotate about 45° backwards each time by turning the tap to cut off the chip to avoid blocking. 4. If it is difficult to turn the tap, stop exerting force, otherwise the tap will break. 1 x tap wrench. 7 x taps. Package includes: AS PER BUY