Jet 320312-4" Sg Iron Bench Vise-Super Heavy Duty Accessories and differentials Shipping weight: 60

and differentials Shipping weight: 60 lbs (27 kg)

certified material

Grip Strips and speedklips are replaceable Excellent for welders

6 HEEL JAW 31575

Jet 320312-4" Sg Iron Bench Vise-Super Heavy Duty Accessories and differentials Shipping weight: 60Strongest cast vise on the market Massive castings made of superior quality 80,000 PSI tensile strength SG iron for maximum strength and impact resistance Spheroidal graphite (SG) iron forms a much stronger molecular structure than regular cast iron Up to 30 Percent higher tensile strength than competing ductile iron vises Precision machined hardened steel jaws Polished ACME threaded screw for smooth operation and maximum strength Sliding beam is