This expansion bolt is professionally used in fields such as car lift Auto lifter，fences，anti-theft doors and windows, canopies, home decoration, Lifts Bolts and engineering
This expansion screw can firmly grip cement floors ，It can firmly fix objects on cement，When you need to relocate your car lift, you will need to use this Bolts
Usage: First, drill a hole in the cement with a drill bit, then place the screw body into the hole, and finally use a hammer to forcefully push the screw core into the body
This product is made of high quality steel material production, product quality super good,It can be used both indoors and outdoors
Material:Carbon Steel Expansion screw (length 16cm, thick 18mm) The ground requires concrete thickness of 250mm or more
