General description Smoothing planes manufactured to uncompromisingly high standards suitable for both hard and soft woods. The Record Irwin 04 Smoothing Plane is the most frequently purchased plane used for final finishing work and is ideal for general work. Technical specifications Length: 9.3/4 in Cutter width: 2 in Blade material: Tungsten vanadium Usage The planes feature accurately machined blade setting, full adjustments, a selected hardwood handle and knob, a cast iron base frog and lever cap, and a traditional brass adjusting nut.