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Standard M8 size expansion bolts: thread diameter:8mm,length excluding ring:90mm. Package:5PCS
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.
Material: High Quality 304 Stainless steel offers rust protection.
Widely used in concrete and masonry: Fence,burglarproof doors and window,canopy,air conditioning fixation,home decoration,engineering,etc.
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Size Name:Lifting Expansion Bolt M8x90mm Product details: Size:thread diameter:8mm,length excluding ring:90mm Material:304 stainless steel. Widely used in fence,burglarproof doors and window,canopy,air conditioning fixation,home decoration,engineering,etc. Stainless steel made,no rust,no corrosion. Expansion is created by tightening a threaded bolt which draws a tapered cone expanding a sleeve against the walls of the hole. Notice:If load has big shock,it will may occur loose,so dont recommend to be used to install ceiling fan etc.