File Set for 5 String Electric Bass (.046”, .065”, .085”, .105”, .130”) Industrial Strength Diamond Coated, Comes in Compact, Lightweight and Strong Aluminum Case of 3 ” x 6” x 1.4”, innovative rope-shaped round blade design won't bend resulting in smooth, precise cuts, laser-engraved size on each blade plus ergonomic handle and convenient bench-hang hole working, perfect for simultaneously cutting and grinding new or existing nut slots, ideal for all common nut materials like nylon, bone, graphite and TUSQ, they even work great in saddles.