Proto Single C-Clamp, 4" Jaw Opening, Made for Daily Work, Ready for Shop and Job Site Use, Built Tough for Everyday Use, Heavy-Duty C-Clamp for Welding, Woodworking, and Shop Use

Proto Single C-Clamp, 4" Jaw Opening for Pro Shop Use
✔️ 1 C-clamp, 4" jaw opening, built for real work, pro-grade build

This Proto C-clamp cranks down with a screw to hold work tight against your bench or table. It's a handy pick for welding shops, woodshops, and maintenance crews.

✅ Pack size: 1 C-clamp
✅ Brand: Proto
✅ Jaw opening: 4"
✅ Mfr part number: J404A
✅ Tough build for shop and job site use

💡 What size C-clamp do I need?
Pick a C-clamp by jaw opening and throat depth.

• Jaw opening sets how thick a part it can hold
• Throat depth sets how far from the edge it can reach
• Drop forged clamps handle the most force