Expansion screwconcrete Screws,Wall Anchor Bolts,Expansion Bolts - Open Expansion Hook Expansion Anchor Bolt, M10*100(90°) / 5 Pieces ，M10*120(90°)/5 Pieces。 (Color : M8/5 Pieces)

100% Brand New Expansion BoltsPackage Includes: 5 Pcs.Material: This expansion bolt is made of high quality carbon steel.Drill the hole to correct size and tap the screw into the hole then tighten up.Expansion is created by tightening a threaded bolt which draws a tapered cone expanding a sleeve against the walls of the hole.Suitable for indoor or outdoor, concrete, masonry and ceiling, etc.Note:Manual measurement differences may exist.Thank you for your purchase.If you have any problems in the transaction, please contact us in time, we will do our best to solve any of your problems, hope that our service will make you satisfied.