Masking Cap For M18 Screws, ID 17.4mm x OD 20.4mm, 15mm Long, Silicone (Milky White), Pack of 50, HLAS174-B
SGD $69.30
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.