Name: Broken Bolt Extractor Applicable To: Removing All Kinds Of Broken Head Bolts And Screws; For Home, Office, Etc. Maintenance. Instructions According to the diameter of the broken water pipe, select the appropriate extractor to insert 1. First insert the extractor into the broken tube 2. Clamp the square head with a wrench or adjustable wrench and turn the extractor counterclockwise 3. It feels a little tight when turning about 1/4 turn, indicating that at this time, the extractor has bitten the broken tube. At this time, if it is rotated counterclockwise, the short tube rotate together with the extractor, and the looser it is. until the broken tube is unscrewed Colour:Photo Color Material:steel Package Contents: 1 x Bolt Extractor set 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.