General description The No.05 Jack Plane 50mm (2in) REC05 by IRWIN Record is crafted to meet high manufacturing standards, ensuring durability and precision in woodworking tasks. Technical specifications Blade width: 50mm (2in) Material: Tungsten vanadium cutter blade Base material: Cast iron Other information Features: Accurately machined blade setting, full adjustments, cast iron base frog, lever cap, and traditional brass adjusting nut.