Check the listing for details. K&S Precision Metals 521 , Music Wire Large Asst.,. Condition: New. Listed at 28.98 USD. #521 .015 - .281" Dia. (Assortment of Dia.) 27 pieces Material Type: Carbon Steel Product Shape: Wire Outside Diameter: Various (See Description) Length: 36" Alloy: ASTM A228 Tolerance: +/- .001" Length Tolerance: +/- 1/16 The K&S Precision Metals 521 Music Wire Large Assortment is a high-quality steel wire designed for various metalworking and manufacturing applications. This assortment of music wire offers a wide range of sizes and thicknesses ideal for creating intricate designs and precise shapes. Perfect for businesses in the industrial sector, this product ensures durability and reliability in a variety of projects. Made from durable steel, this music wire is a valuable raw material for CNC machining and other metalworking processes.