4800S-12C, 12" Heavy Duty F-Clamp Copper, 86500.

The top of the line Wilton® Spark-DutyTM series with copper spindle is superior when resisting welding spatter. Every Spark-Duty F-Clamp comes standard with an ergonomic, anti-fatigue Wilton-Grip® and V-Groove pad accessory. Boasting a lifetime warranty, the 4800S series F-Clamps clamp down with 4880 pounds of force.

• Spark-Duty copper-plated spindle extends the life of the clamp by protecting the spindle and pad from harmful welding spatter.
• Quick-Twist Pads are simple and fast to replace with a V-Groove pad included in every box, or optional serrated pad.
• Ergonomic Wilton-Grip® has anti-fatigue properties and provides comfort during repetitive clamping.
• Drop forged arm provides minimal flex under heavy work loads.