4C | Button Head Self Drill Screws 8G x 20mm Box of 500 High performance multipurpose screw equipped with a Phillips No. 2 drive large diameter low profile neat finish head. Available with a self piercing hardened needle point and self drilling points. Protected with Gold zinc lubricated coating with Class 2 and zinc plated for Class 3 corrosion resistance properties. Manufactured as per the Australian Standards: AS 3566 and AS/NZS 4411-2015. Features and Benefits Comes with either self piercing hardened needle points or self drilling hardened point for fast insertion and a self centered start. Precision thread design for homogeneous load distribution. Able to use with high speed drills of 2200rpm. Application These screws are designed for general purpose use and fastening sheet metal to cladding. Specifications QUANTITY IN PACK 500 LENGTH 20mm HEAD TYPE Button Head POINT TYPE Self Drill CORROSION RESISTANCE Class 2 PHILLIPS DRIVE 2 GAUGE # 8 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