Product Advantages: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3. The tap wrench provides leverage, and the wrench can be operated with both hands to process, repair and clean internal threads.4. It can be divided into ordinary adjusting tap wrench, ratchet tap wrench or T-handle tap wrench.5. When tapping, every 1/2 turn of the wrench must be reversed about 1/2 turn, so that the chips will be broken and discharged.6. If it is difficult to rotate when tapping, do not increase the rotation force. It is necessary to pull out the tap frequently to remove the chips in the hole.7. Clamping range: 3/16inch-1/2inchApplies to:1. The tap wrench is specially designed for use with taps, reamers, drills, screw pullers and other small handcart tools.2. Manual operation is very convenient and can improve work efficiency. Very suitable for DIY tapping.3. Any size taps can be clamped within the clamping range. It is widely used in industry (mold) and household (furniture, home appliances). Specifications:Material: SteelColor: Black,SilverSize:28 x 3.25cm/11 x 1.28inch(L x W)Weight:326g Package include:1 x Tap Wrench Handle