Mathey Dearman D249SS 4" - 20" Stainless Steel Double Jackscrew Chain Clamp (1 each) welding-helmet Excellent toe-waiting provides optimal bead

Excellent toe-waiting provides optimal bead appearance

Magnetic Force: 200 lbs (90 kg)

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The Double Chain Clamp is available in steel and stainless steel models and is shipped in a wooden storage crate

Mathey Dearman D249SS 4" - 20" Stainless Steel Double Jackscrew Chain Clamp (1 each) welding-helmet Excellent toe-waiting provides optimal beadMathey Dearman D249SS 4" 20" Stainless Steel Double Jackscrew Chain Clamp (1 each) This Mathey Dearman Double Jackscrew Chain Clamp reforms Schedule 40 pipe on either side of the joint to be welded. The jackscrews of the jackbar exert pressure on the high points of both sides of the weld joint to eliminate Hi Lo. Pipe wall thickness up to Schedule 80 can be aligned with the clamp. The level and support device of the chain clamp allows the pipe, elbow,