The pull lever quickly and easily repairs small dents on metal surfaces.The slotted holes the hooks position themselves automatically pulling the deepest dent out first.Weld on wire with spot welder or Tec-Spot welder and place slotted hooks between panel and wire. For Tec-Spot welders, see Part Nos. 91975 & 92314.Suitable for use with Squiggly Wire, please see Power-TEC Part Nos. 91332, 91333 & 91378.Can also be used with glue pads, please see Power-TEC Part No. 92356.