Conical Plug For M8 to M12 Screws, Ød3.2 to ØD12.7, 50mm Long, Silicone (Brown), Pack of 200, HBAS127-2-B
SGD $234.00
Conical plugs can be used for a range of hole diameters. Choose one with the right top and bottom diameters to fit the hole size. Simply leave enough length clearance for easy installation and removal.