Dagger Tools Offset T-Dolly Kit, 3pcs: includes (1) ea DTDOF1-3 / 1/2"-3/4"-1" diameter. This is the very best market value today! From the oldest US mfg of T-Dollies. Get the great additional feature of the offset design and not have to overpay! Low carbon steel construction, zinc plated. This is a Dagger Tool exclusive, from the oldest maker of T-Dollies worldwide! Years of service and usability. For metal shaping, metalworking, sheet metal fabrication, auto body repair, restoration, and aircraft panelwork.