This Wilton® Mechanic's Vise with Swivel Base features heavy-duty 30,000 PSI iron casting construction that's built for rugged use and ideal for use in automotive maintenance, professional mechanic applications, and general maintenance and repair. Lifetime lubrication means the grease is permanently sealed in for trouble-free service. The vise has a 360 degree swivel base, 4 mounting posts and double lockdowns to ensure maximum stability. Powder-coat paint resists scratches and provides a tough durable finish. Includes a large anvil work surface. Replaceable hardened steel top and pipe jaws available in 4in., 5in., 6in. or 8in. jaw width. Limited lifetime warranty.