Set:There are 10 pieces M6 expansion screw anchor bolts in the package. Material :The heavy duty anchor bolt is made of 304 stainless steel, waterproof, abrasion resistant, corrosion resistant, never rust and durable. Bearing capacity:The bolt have a very strong load-bearing capacity, which can bear up to 50 kg. Easy to install:Drill a hole on the wall, put the expansion screw into the hole, use a wrench to tighten the nut of the expansion bolt outside the wall hole. Application:Expansion Screw Bolts can be used in concrete and masonry. They are suitable for mounting canopy, water heater installation, air conditioning fixation, home decoration, industrial engineering, etc. Color: Silver Material: Stainless steel Dimension: Total length: 83.5 mm Expansion tube diameter: 9.5 mm Package: 10 x M6 Expansion Sleeve Anchor Hex Bolts Note: It does not include other things, the color is based on the first picture, and the other pictures only show the effect Due to the differences between