Set - There are 6 pieces Expansion screw Anchor bolts M8 in the package. Material - The intensive anchor bolt is made of 304 stainless steel, waterproof, resistant abrasion, corrosion, never with rust and durable. Load capacity - The bolt has a very large load capacity, can support up to 120 kg. Easy to install - Drill a hole in the wall, insert the expansion screw into the hole and tighten the dilatation bolt nut on the outside of the hole in the wall. application - the Expansion screw can be used in concrete and masonry. They are suitable for assembly of awning, water heater installation, air conditioning fixing, interior decoration, industrial engineering, etc. Size: M8x60 Color: Silver Material: Stainless steel Dimension: Total length: 65 mm Diameter of the expansion tube: 11.4 mm Package: 6 x M8 EXPANSION ANCHORS Hex bolts Principle of use: Dilatation is created by squeezing a threaded bolt, which dilates the sleeve into a peddling to press against the walls. How to install: 1.