Hex Head No.5 Heavy Steel Self Drilling Tek Screws

Hex Head No.5 Heavy Steel Self Drilling Tek Screws

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Basic Info

Place of Origin:	Jiangsu, China (Mainland)

Product Description

Hex Head No.5 Heavy Steel Self Drilling Tek Screws

Specification

Screw Dia	Length	Point	Washer Dia	ETL	Max Build Up
12g	38mm	5pt	16mm	16mm	Sheet & Rail
12g	38mm	5pt	19mm	16mm	Sheet & Rail
12g	51mm	5pt	16mm	29mm	Sheet + 20mm
12g	51mm	5pt	19mm	29mm	Sheet + 20mm
12g	67mm	5pt	16mm	45mm	Sheet + 35mm
12g	67mm	5pt	19mm	45mm	Sheet + 35mm
12g	76mm	5pt	16mm	54mm	Sheet + 45mm
12g	76mm	5pt	19mm	54mm	Sheet + 45mm
12g	100mm	5pt	16mm	78mm	Sheet + 65mm
12g	100mm	5pt	19mm	78mm	Sheet + 65mm

Features: Heavy Steel Self Drilling Tek Screws Steel to Steel For Heavy Section Purlins (Hot Rolled Purlin) Head: Hexagon Self-Drilling. Roofing screws with a 5/16th hexagonal head for attaching sheets to heavy section steel purlins, between 6.0mm to 12.5mm. The 16mm rubber washer beneath the aluminium flange expands under pressure and forms a permanent weather-seal. Designed for fixing cladding and sheet metal to light and heavy structural purlins as used when constructing industrial units.