ITEM INCLUDED : Sleeve anchor wall plug (one piece) Size and Diameter : 1/4'' x 2'' Ø8MM 5/16'' x 2 3/4'' Ø10MM 3/8'' x 3'' Ø12MM 3/8'' x 4 1/2'' Ø12MM 1/2'' x 3 1/8'' Ø16MM 1/2'' x 4'' Ø16MM 1/2'' x 5'' Ø16MM Material:Mild steel, Snless steel Finish treatment: Yellow zinc plated Applications: Light to medium duty into concrete, brick and block Cable trays Window and door frames Shelving and racking Features: Heavy loading capacity Pre-embled for faster & easier installation Sleeve design improve holding power Anti corrosion Technical Information: Drill correct diameter hole to recommended depth. Clean hole thoroughly with a nylon brush. Remove debris by way of vacuum pump, compressed air, hand pump etc. Insert anchor through fixture and tap in until washer contacts fixture. Tighten bolt with torque wrench to recommended embly torque.