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Countersunk ribbed head self drilling screws with reaming wings. Suitable for fixing fibre cement and timber to cold rolled steel. -
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Hex Flange Head self drilling screws with reaming wings. Suitable for fixing fibreglass and polycarb sheeting to cold rolled purlins. -
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Hex Flange Head self drilling screws with reaming wings. Suitable for fixing fibreglass and polycarb sheeting to cold rolled purlins. -
Screws longer than 50mm have a shank and double thread under the head.
