Product name:Conctete screw,window frame screw
Specification:7.5x42 ----7.5x212
Packing:In cartons or bulk,
Head:Torx head T30;T-25
Thread:Full thread,
Surface:Yellow zinc plated,
Material:Carbon steel, C1022
Original place:China
Payment:FOB Shanghai
Characteristics:Concrete screw(window frame screw) is used for building and we can provide our customers with different kinds and lengths concrete screw.

Concrete Screw (Window Frame Screw) product offered by Haiyan Huacheng Fastener Co., Ltd.

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