IRWIN Record Smoothing planes manufactured to uncompromisingly high standards suitable for both hard and soft woods. Supplied with a tungsten vanadium cutter blade. Length: 236mm (9.3/4in).Width: 50mm (2in). SP4: Plastic Handle (Economy).No.04: Wooden Handle.IRWIN Record planes feature tungsten vanadium cutter blade, accurately machined blade setting, full adjustments, selected hardwood handle and knob, cast iron base frog and lever cap, and traditional brass adjusting nut. Smoothing Planes: The most frequently purchased plane used for final finishing work and ideal for general work.