Window Screw 1.Material:carbon,stainless steel 2.Head: flat/countersunk head 3.Finish:zinc plated 4.Full,partial thread

Window Screw /Concrete Frame Screws

Characteristics: Concrete screw is used for building and we can provide our customers with different kinds and lengths concrete screw.

Concrete nails are generally divided into: black concrete nails, blue concrete nails, color concrete nails, concrete nails countersunk head, K word concrete nails, T-concrete nails, galvanized concrete nails and so on.