ITEM NAME:30Pcs Car Engine Block Restoring Damaged Thread Repair Tool Kit Auto Helica O1M3 30Pcs Car Engine Block Restoring Damaged Thread Repair Tool Kit Auto Helica O1M3 DIY Supplies:Electrical Feature:Thread Repair Tools for Auto Car Wrench: surface electrophoresis Check, Tap thread and spacing, and bolts match. Use - can be used, special taps are suitable for cutting threaded holes (recommended with the appropriate cutting oil). Mounting Insert - Place the mounting tool and the socket on the adjustable position ring so that the illustration Tang is the central Tang slot. Insert 60.96 cm below the windshield, a light downward pressure until the surface is half-turned. Can not be disconnected with Tang for the direction of the thread. perfect for restoring damaged threads, suitable for engine repair and other automotive. colour:Red + silver Material:metal size:M8 Package Contents: 25* threaded device 1* twist drill 1* breakout tool 1*Close the twist button 1* hex wrench 1* tap.Check, Tap thread and spacing, and bolts match. Mounting Insert - Place the mounting tool and the socket on the adjustable position ring so that the illustration Tang is the central Tang slot. Insert 60.96 cm below the windshield, a light downward pressure until the surface is half-turned.