Polyacetal can be used in applications such as; Gears, Bushings, Bearings, Rollers, Timing Screws, manifolds, Valves and Valve B Polyacetal ... lubricants. Polyacetal can be used in applications such as; Gears, Bushings, Bearings, Rollers, Timing Screws, manifolds, Valves and Valve Bodies, Washers ... ) in 300mm, 1000mm & 4 ft. lengths. Color: White & Black Pom rod