CONCRETE SCREW, also called as window frame screw.

 

Brand Name:HB

Material: 1022 steel

Size: 7.5mm diameter

Length: from 42mm to 212mm.

Processing: case harden on the surface.

Finish: zinc plated yellow or white.

Head type:Torx-30 Countersunk

Packing: small box by 100 pcs then into cartons and pallet

Supply ability per month: 200 tons.

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