This round rubber end cap is suitable for protecting and covering metal rods, rods, bolts, cylinders, oil cylinders, screw holes, round pipes, Vinyl Rubber pipes, steel pipes, stainless steel pipes, valves, flanges, machinery, triangular devices, electrical appliances, etc. object. Widely used in billiard games, homes, entertainment, offices, industries, and other places. Specification: Color: Red; Material: Vinyl Rubber; Hole Diameter: 1.5 mm / 0.06 inch; Length: 15 mm / 0.59 inch; Packing List: 100 Pcs x Rubber End Caps. Advantage: Durable Vinyl Rubber Bolt Covers: Caps bolt cover is made of Vinyl Rubber material, which is corrosion-resistant, high-strength and lighter than metal. The inner wall is thickened, the surface is smooth, and the connection is tight, which can be good protective caps for objects. Perfect Rubber Thread Protectors: Rubber screw covers are protective, dustproof, anti-scratch, pressure-resistant, durable, and have a long service life. Flexible screw thread protector caps can effectively protect the surface of pipes, rods, or bolts and reduce friction and wear. Instruction: Start by inserting the rubber end cap onto the pipe, rod or bolt that needs to be covered. Then press the end cap firmly and firmly to ensure it is firmly attached to the object. NOTE: Product thickness will have an error of plus or minus 0.1-0.3MM.