M6 M8 M10 Metal Expansion Bolts 304 Stainless Steel Screws Ceiling Hook Heavy Duty Bolts Anchor Fastener for Concrete Brick Wall Stone Use (M8x80,Eyebolt,2 Pack)

[SIZE]: Specification: M8*80mm; Total Length: 105mm (4.13"); Thread Diameter: 8mm (0.31"); Bolt Length: 80mm (3.15"); Lifting Ring Diameter: 7mm (0.28"); Hole Size: 12mm (0.47"); Drilling depth: 60mm (2.36"); Quantity: 2 [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]: Expansion eyebolts are suitable for fastening items to concrete, bricks and walls, they are widely used for hanging heavy objects, fixing wire ropes, home decoration, engineering installation, etc. [HOW TO USE]: 1. Select a bit with the same diameter as the expansion screw casing, install it on the electric drill and dirll a proper hole; 2. Insert the expansion bolt into the hole, tighten the nut with a wrench and then tighten the lifting ring. [PRECAUTIONS]: 1. 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. 2. 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.