Made of high quality steel, durable. Durable and fast cutting teeth and detachable handle easy to work. Easily repair right-handed and left-handed external threads. Not only for professional riders and mechanics, but also for riders/mechanics. These indispensable documents can repair damaged external threads on studs, bolts, screws, pipes and fittings. Name:thread file Pitch specification:0.75/1.0/1.25/1.5/1.75/2.0/2.5/3.0mm Colour:Black Material:steel Package Contents: 1 * screw thread file Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.