ITEM NAME:6pcs High-speed-steel Circular Rotary Blade Wheel Discs Mandrel for Wood C HBA Descriptio n Material: high speed steel Dimensions: 3.2mm rod Saw blade, thickness 0.8mm, diameter 6.35mm Packing: 6* small saw blades (including 22, 25, 32, 35, 44, 50 each) 1* post Applicable wood copper aluminum plastic plate acrylic plate PVC pipe and other cutting. The film is made of high-speed steel having texture and hardness of cut-resistant having a high cutting performance. High quality buy, happy buyï ¼ 6PCS High-speed-steel Circular Rotary Blade Wheel Discs Mandrel.6PCS High-speed-steel Circular Rotary Blade Wheel Discs Mandrel. Applicable wood copper aluminum plastic plate acrylic plate PVC pipe and other cutting. 3.2mm rod Saw blade. Material: high speed steel.