This screw can be widely used on H-section steel, sandwich panels to steel framing, and sandwich panels to purlins. The size of the self-drilling tail ranges from NO.1 to NO.8; it can drill a thick steel plate up to of 20mm. The data and hand-operation sensation meet high standards regardless of being used in a tapping speed tester or in the manual mode.

All kinds of plating, coating, and EPDM rubber washer are provided for customization according to clients’ requirements in order to meet the required weatherproof or waterproof test standards

Key Features:
* Self-made head forming die provides a precise head angle that perfectly fits the socket.
* The self-drilling tail can be well positioned on the steel plate when tapping and is not easy to slip.
* High-speed cutting self-drilling tail can save time.
* A leading international standard of distortion.