GRIPEDGE – “ITS ALL ABOUT THE GRIP” - GRIPEDGE R.P.T. (Rounding Prevention Technology) Socket Extractors are designed to replace standard extraction sockets. The unique, patented, non-tapered & Bi-directional geometry enables complete contact with the fastener sidewall and is designed to grip up to 100% round Bolts, Nuts, Studs, Socket Cap screws, Button Head screws, Threaded Pipes, Lug Nuts and Grease Nipples. Compromised fasteners can be re-inserted in a pinch if a suitable replacement is not available. Each socket is formed from premium Cr-Mo steel for increased strength and durability as well as coated for increased corrosion resistance. All sockets have sizing details laser marked visibility and are hand and impact ready.