Chrome plated, fine-polished, anti-corrosion treated High performance alloy steel, PVC coated handles For specific use in the aviation industry With interchangeable nylon inserts and slip joint 3 positions Slim jaws permit work in very confined spaces Designed for adjusting connectors on engines, for plumbing and work with light metals and threaded pipe joints where surfaces must not be damaged 2650B: Spare pair of nylon inserts