144pc Jeweler's Micro Saw Blades Swiss-Style - 12 Sizes - Soft Metal, Wood, Plastic Complete set of jeweler's saw blades for fine-detail sawing 12-each of twelve sizes: #6, 5, 4, 3, 2, 1, 0/1, 0/2, 0/3, 0/4, 0/5 & 0/6 Blades heights 1.2mm to 0.3mm, kerfs 0.6mm to 0.2mm, 5-1/4" length Tempered carbon steel for strength and durability; fit most hand-held jeweler's saws Perfect for intricate work on rings, bracelets & other soft-metal jewelry, wood and plastic