نظرة عامةYato YT-6230 Tri-Angle Steel File for professional use and hobbies. Small files for crafts and delicate work. Perfect finish with diamond coating and 150 grit. Durable, wear-resistant, high hardness, high strength, good elasticity. Made of high quality and durable material, serves a long lifespan. Ideal for grinding, shaping or polishing jade, ceramic glass, crystal and metal.