Color Coded Plastic Wall Plug Size Identification Anchor System Nylon Insert for Quick Job Site Selection Product Description The Color Coded Plastic Wall Plug System eliminates size identification confusion on the job site with an integrated colored ring band that instantly distinguishes each diameter at a glance. Each size is assigned a standard industry color — 5mm Yellow, 6mm Red, 8mm Blue, 10mm Green — allowing construction crews and DIY users to quickly select the