China 14mm Standard Square Straight Tungsten Carbide Replacement Inserts Knives Cutter 14mm X 14 X 2mm for Woodworking Spiral Helical Planer Head and DIY Wood Lathe, Find details about China Carbide Insert Knives, Carbide Insert Cutter from 14mm Standard Square Straight Tungsten Carbide Replacement Inserts Knives Cutter 14mm X 14 X 2mm for Woodworking Spiral Helical Planer Head and DIY Wood Lathe