4C | Hex Head Self Drill Screws C4 Galvanised 12G x 55mm Box of 100 Improved design with professional grade hex head and higher torsional strength. Come with EPDM washer suitable for water tight sealing. Suitable for plasterboard, steel and timber applications. Manufactured as per the Australian Standards: AS 3566 and AS/NZS 4411-2015 Features and Benefits Excellent Class 4 corrosion resistant properties. Homogeneous threads provide for a constant and balanced clamping load. Heavy duty high strength shanks for fast speed drilling up to 2200rpm. Application Designed for high strength fastening of brackets, steel sections and assemblies. Also used for fastening sheet metals up to 4.8mm thick. Specifications QUANTITY IN PACK 100 LENGTH 55mm HEAD TYPE Hex Head POINT TYPE Self Drill CORROSION RESISTANCE Class 4 GAUGE # 12 Drill Speed 2200RPM Why 4Cabling? 100% Aussie Owned and Operated Expert Advice and Sales Team Trusted by Over 100,000 Aussie Customers ISO 9001, NSW & QLD Government Approved Supplier Massive Stock Levels, Ready to Go Lightning Fast Delivery Nationwide Warranty & Easy Return Policy Secure Online Shopping 24/7