20pcs Diamond Needle File Set, 3*140mm Mini Handy Polishing Carving Working Tool Product Feature: Package: This set includes 20 diamond needle files in various shapes: round, square, equilateral triangle, half-round, tapered round, knife, pointed flat, and more. With an abundant quantity and diverse styles, it meets all your shaping and filing needs. Size: 3*140mm. High Quality: Made of alloy steel with uniform industrial diamond particle coating that can improve the efficiency and wear resistance of files. Soft Grip Handle: The non-slip rubber grip handles provide excellent grip and effectively reduce hand pressure while use. Keeps a firm hold and is comfortable even in wet conditions. Easy Storage: Comes with 2 plastic pouches, each holding 10 needle files, for easy organization and storage. Wide Application: Ideal for use on wood, ceramics, metal, glass, stone, gun fixing, metal parts repair, nail fixing, and more. Especially suitable for fine grinding of models and jewelry. Product Specification: Type: Diamond Needle File Material: Alloy Steel Function: Carvin;Polishing Application: wood, ceramics, metal, glass, stone, etc. Size: 3*140mm Quantity: 20PCS Package Included: 20pcs Diamond Needle Files