Concrete Screw 1)Style:T-30,flat head 2)Finish:yellow zinc plated 3)Size:7.5x112,7.5x132,7.5x152,7.5x182 4)Sample: available

Torx T-30 full thread concrete screw

Head : Torx T-30

Thread :High-low thread

Size: 7.5* different length

Drawing:

Torx T30 Concrete Screw