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Bi-metallic structural screw with a Hex Small Flange head and a 5# self-drilling point, RUSPERT coated for Class 4 (AS 3566.2-2005) corrosion protection — drill, tap and fasten steel purlins and structural framing in one pass.
- Point Type: 5#
- Head: Hex Small Flange
- Material: 304 Stainless Steel
Bi-metallic structural screw with a Hex Small Flange head and a 5# self-drilling point, RUSPERT coated for Class 4 (AS 3566.2-2005) corrosion protection — drill, tap and fasten steel purlins and structural framing in one pass.
- Point Type: 5#
- Head: Hex Small Flange
- Material: 304 Stainless Steel
Bi-metallic structural screw with a Hex Small Flange head and a 4# self-drilling point, RUSPERT coated for Class 4 (AS 3566.2-2005) corrosion protection — drill, tap and fasten steel purlins and structural framing in one pass.
- Point Type: 4#
- Head: Hex Small Flange
- Material: 304 Stainless Steel
Bi-metallic structural screw with a Hex Small Flange head and a 5# self-drilling point, RUSPERT coated for Class 4 (AS 3566.2-2005) corrosion protection — drill, tap and fasten steel purlins and structural framing in one pass.
- Point Type: 5#
- Head: Hex Small Flange
- Material: 304 Stainless Steel
Bi-metallic structural screw with a Hex Small Flange head and a 5# self-drilling point, RUSPERT coated for Class 4 (AS 3566.2-2005) corrosion protection — drill, tap and fasten steel purlins and structural framing in one pass.
- Point Type: 5#
- Head: Hex Small Flange
- Material: 304 Stainless Steel
Infasron Fasteners (Nantong) Co., Ltd., as an enterprise specialising in the manufacture of high-quality fasteners, has long supplied Butler Building Systems with bespoke screw products. Through its exceptional product quality and precise understanding of customer requirements, Yingfeng Fasteners has not only earned Butler's profound trust but has also been honoured with the distinction of ‘Zero Defect Scrap Rate Supplier’ for 20 consecutive years.