Preamer 5-Pack Eyebolt Bolt Stainless Steel Wall Concrete Brick Anchor Expansion Bolts Ring Screw Eyes, M6x70mm

• 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.
• Stainless steel finish offers rust protection
• Used in concrete and masonry
• Expansion is created by tightening a threaded bolt which draws a tapered cone expanding a sleeve against the walls of the hole
• Widely used in fence,burglarproof doors and window,canopy,air conditioning fixation,home decoration,engineering,etc.

Size Name:Lifting Expansion Bolt M6x70mm Product details: Size:thread diameter:6mm,length excluding ring:70mm. Material:304 stainless steel. Weight:210g Operating principle:Put the expansion screw into the ground or the hole on the wall and then tighten the nuts of the expansion bolt with wrench. The bolt goes outside while the metal sheath does not move. Thus the bigger head of the bolt will expand the metal sheath, making it fill the whole hole. Now, the expansion screw can not be pulled out . Stainless steel made,no rust,no corrosion. . Notice:If load has big shock,it will may occur loose,so dont recommend to be used to install ceiling fan etc. . Package Including: 5 * expansion bolts .