Self drilling series 500 screws designed for heavy duty fastening to metal up to 12.5mm thick. A class 4 galvanised coating make these screws the ideal choice for any external structure. Series 500 screws are commonly used for connecting heavy guage steel sections.
Self drilling series 500 screws screws feature:
Galvanised corrosion protecion to AS3566 Class 4.
Flanged hex head, to pull materials tight.
Extra long self drilling point, to ensure a quick installation.
Fine 24tpi thread for a low tourque installation.
External hex drive, to maximize torque connection.
12g use 5/16 drive nutsetter
14g use 3/8 drive nutsetter
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