Material: HSS INLAY / HM (TCT) Specifications: 155x32x3 HSS woodworking planer, the blade material is high-speed tool steel, suitable for soft wood processing. For example: rubber wood, birch, pine, elm, maple and so on. TCT woodworking planer, blade tungsten steel (hard alloy). It has strong abrasion resistance, which is 5 to 10 times that of white steel woodworking planer (extremely long service life, different wood materials vary). It is especially suitable for mahogany (hard wood), high impurity wood, and artificial plywood materials. Thereby reducing the number of grinding and auxiliary installation time, greatly improving work efficiency.