The top of the line Wilton® Spark-Duty TM 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 4800 pounds of force.

• Ergonomic Wilton-Grip® has anti-fatigue properties and provides comfort during repetitive clamping.
• Quick-Twist Pads are simple and quickly replaceable in V-groove or serrated surfaces
• V-Groove Pad included with every clamp and can clamp round objects up to 14" in diameter
• Spark-Duty copper-plated spindle extends the life of the clamp by protecting the spindle and pad from harmful welding spatter