CTA Tools 8880 Plugweld Locking Pliers are expertly engineered and crafted to the exacting standards expected from CTA Tools. They provide a clamping action that allows the easy plugging of small holes when using a MIG welder. The included copper alloy backing plate prevents burn through, and the weld will not stick to the copper alloy. This tool features a heavy duty, spring loaded locking handle design. A replacement head is available under CTA# 8880X05. This product offers an overall length that measures: 23-Centimeters/9-Inches. Whether tuning up your '68 Corvette or changing the oil on a John Deere tractor, CTA can supply you with the tools needed to do the job. California Prop 65 - Warning, This product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.