Specifications:This product is designed to clean and re-thread damaged or broken screw threads.High quality steel tap features excellent rust and wear resistance for longer durability.It is a perfect helper for both beginning and experienced works thanks to the simple operation.Item Name: Thread TapMaterial: SteelFeature: Durable, Fast Speed, High Precision, Repair ToolSize Details:Screw Thread: 1/2inch: 22mm/0.87", 3/4inch: 27mm/1.06" (Approx.)Repair Length: 1/2inch: 34mm/1.34", 3/4inch: 34mm/1.34" (Approx.)Total Length: 1/2inch: 81mm/3.19", 3/4inch: 86mm/3.39" (Approx.)Notes:Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Thread Tap