[ manufacturing process and quality control] Each metal knife is by and advanced manufacturing process, and has a quality management system to the best performance. [Hardromatic alloy steel material] This scoop is made of high -hardness alloy steel, which is quenched by high temperature to improve hardness and durability. [ and accurate] The of this precision steel group is delicate, with clear texture of the teeth, and the blade is smooth and delicate, which improves the cutting efficiency. [Soft rubber handle that meets ergonomics] This knife uses a soft rubber handle that meets ergonomic design. Even under the conditions of humidity and slippery, it can a comfortable grip in long -term use. [Widely used] This small needle kit includes 5 models (circular, double -circular, plane, square, triangle), which is very suitable for fine polishing, refining, refining, refining, refining, refining, refining, refining, refining, refining, leather and other materials Plastic surgery and scraping items. Colour: As shown material: Metal Package Contents: 1*Metal File Set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.