- Strongest 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% 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 accurately machined on all sides for smooth operation
- Enclosed at the back to protect screw from dirt and debris
- Shot blast finish powder coat paint for protection from corrosion
- Optional 360° swivel base with dual lock down handles
- Jaw Width : 5"
- Max. Opening : 7-1/16"
- Throat Depth : 3-11/32"
Jet 320313 - (JVSG-5) 5" SG Iron Bench Vise - Super Heavy Duty
