Expansion Hook Anchor Bolt 5 Pack M12 304 Stainless Steel Concrete Wall Hooks Heavy Duty Open Cup Expansion Bolts for Concrete Wall

Features

• Size -- Standard size M12 screw hooks, easy to install. Package included: M12 concrete wall hook set of 5.
• Material -- Made of high quality 304 stainless steel, they have good corrosion resistance, rust resistance and high hardness, which provides a longer service life, can be used indoor and outdoor, even in humid environment.
• Application -- Hook expansion screws are suitable for fastening items to concrete, masonry, bricks and walls, they are widely used for hanging heavy objects, fixing wire ropes, home decoration, engineering installation, fence, burglarproof doors and window, anchoring hardware etc.
• Easy to Install -- Expansion is created by tightening a threaded bolt which draws a tapered cone expanding a sleeve against the walls of the hole.
• Warm Tips -- Firstly, when using percussion drills to punch holes, they must be punched vertically, and the hole diameter cannot be too large, otherwise the tightness will be affected. Secondly, when it is installed upside down on the roof, it must be installed on a solid material. It is not suitable to install overweight objects, nor can it install machines with large vibrations, because there is a risk of falling due to vibration and overweight.