About This Heavy-Duty Cast Iron Construction for Welding Applications: Built with high-strength cast iron this welding vise withstands high temperatures and heavy use in demanding environments Its robust AL1461 model ensures reliable performance during pipe welding and fabrication tasks Dual 43.7-Inch Chains for Stable Pipe Clamping: Features two reinforced chains that distribute pressure evenly around pipes from 1/2" to 8" diameter preventing deformation during welding compared to single-chain designs that may cause instability Flexible Clamping for Straight and Bent Pipes: Securely holds dual straight pipes or straight+bent pipe combinations with adjustable chain screws and swivel nuts adapting to various plumbing and construction project needs Portable 14.8 Lb Design with Non-Slip Base: Weighing 14.8 lbs with compact 15.4x3.7x3.1 inch dimensions this vise is easy to transport while the reinforced base ensures stability on any work surface Dual Crank Handles for Precise Control: Two ergonomic handles allow smooth tightening with minimal effort providing secure clamping for professional pipe fitting and industrial fabrication work Overview Material : Alloy Steel Brand : ALWALKEE Item dimensions L x W x H : 16.34 x 2.02 x 5.51 inches Color : Red Style : Industrial Item Weight : 6.9 Kilograms Manufacturer : Alwalkee