This Copolymer Acetal is a useful replacement for metal in many applications such as gears, pulleys, impellers, etc. Easily machined with all standard machine tools. Its machinability is equal to or better than free machining brass in the normal operations of milling and turning to threading and tapping. This Acetal Resin offers a high degree of dimensional stability, toughness, impact strength, low coefficient of friction and fair chemical resistance.