Features: High-strength carbon steel forging and high frequency quenching process: The surfaces is high carbon steel, and the heavy and textured surfaces is treated with high frequency quenching The inverted teeth are sharpness and wear-resistant: The blade is sharpness, which saves time and effort instead of manual wood and greatly improves the working efficiency. Deep grooves designed on the back: Fast blanking, sharpness tool for polishing and shaping, rapid cleaning of waste, time-saving and labor-saving, and high efficiency. Complete specifications and diverse styles: Multiple types of plane/inclined plane can be selected to meet your various needs. Efficient cutting and playing with multiple scenes: Wood modeling, root carving and wood shaping. Specifications: Component:High Carbon Steel Color: Black Size:100mm/115mm/125mm Package Includes: 3Pcs Carving Disc note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.