Hex Wafer Head M5.5-24x65mm – Double Thread With Grey EPDM Washer

Screw Diameter: M5.5 / #12 gauge

Thread form: 24 threads per inch

Screw head drive: 5/16” (8mm) Hex Drive

Drill capacity: Up to 6mm thickness (#3 point)

Material: Case Hardened Carbon Steel

Protective Coating: Ruspert Silver AS3566 Class 3