Description
- SG Cast Iron clamps with Spheroidal Graphite structure produces 60,000 PSI tensile strength – twice the tensile strength of ductile iron clamps!
- Guaranteed unbreakable in normal use
- Reinforced frame corners
- Cross handle designed to bend before the frame can be over stressed
- Acme threaded screw for smooth operation and even clamping pressure
- Black oxide coated screw and handle resists weld spatter and corrosion