JMCTG5.512 Features: -Price Is For One Each -Minimum Order Of 1.-Regular and Heavy Duty Ideal for sheet metal, stainless steel, light duty work and woodworking applications. Unique locking device permanently molded into malleable cast iron sliding arm eliminates slippage by interlocking with serrations on rail..-JMC - BESSEY CLAMPS.-Needs no clutching action Rail is serrated on six faces eliminates slippage by friction fit against malleable cast iron jaw Large diameter pad surface complete with protective caps minimize ""dimpling"" of material while protecting surface Large Acme thread for fast turning Ergonomically designed wood handles give you positive strong clamping.-UNSPC CODE: 27112100.-Vises & Accessories Vises Accessories mro plant maintenance vise.-5.5"" THROAT - 12"" OPENING. Disclaimer: -Warning: improper use can cause severe personal injury or property damage..