Masking Cap For M3 Screws, ID 2.5mm x OD 5.1mm, 12mm Long, Silicone (Green), Pack of 10, HLAS25-P
SGD $4.40
The most basic masking cap, our GA series is cylindrical and able to protect the most commonly used screw hole diameters. In addition, there is a wide range of sizes to mask even holes with odd sizes.