160 rubber end caps in a complete set. Includes 20 pieces each of 3mm (0.12 in), 4mm (0.16 in), 4.5mm (0.18 in), 5mm (0.20 in), 6mm (0.24 in), 6.5mm (0.26 in), and 8mm (0.32 in), plus 10 pieces each of 10mm (0.39 in) and 12mm (0.47 in). Total 160 pieces. Key benefits - Protect and extend screw life: end caps cover screw ends to isolate dust and moisture, reducing corrosion and wear. - Versatile sizing: compatible with a range of tube or pipe diameters, with 9 size options in one pack. - Durable rubber: soft, insulating, aging resistant, and highly flexible for long service life. - Easy installation: choose a cap size that matches or is slightly smaller than the pipe diameter, push on, and adjust for a secure fit. How to use - Select a cap whose inner diameter matches or is slightly smaller than the pipe or screw end. - Push the cap onto the end and adjust to the desired position for a snug, secure fit. use scenarios - Furniture and cabinet assembly: cap exposed screw ends to prevent snagging, dirt ingress, and moisture exposure. - Outdoor railing, fencing, or deck projects: shield screws from weather to reduce corrosion and maintenance. - DIY projects and equipment enclosures: seal screw ends in housings or frames to minimize dust intrusion and improve longevity.