General description The Moore & Wright 341R Firm Joint Jenny Caliper is a precision measuring tool designed for accurate internal and external measurements. Manufactured from polished tool steel, it features a firm joint mechanism that ensures stability and eliminates play during use. The caliper includes a large-headed nut and screw assembly for secure adjustment, and its design incorporates an offset leg holding a round, adjustable hardened point, with a locating spur for improved positioning. Technical specifications Material: Polished tool steel Joint mechanism: Firm, rigid friction joint with large-headed nut and screw Legs: Offset with adjustable hardened points Size: 125mm (5 inches) Effective leg length: 125mm (measured from joint assembly) Capacity: Approximately 1/3 greater than the effective leg length Compatibility and accessories Designed for general measurement tasks in woodworking, metalworking, and DIY projects Compatible with standard measuring tools and accessories