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Wing-Tip Self-Drilling Screws - PH - For Timber to Heavy Section Steel - Bi-Metal - 5.5 x 85mm - 100 Pieces

Size (mm): 5.5 x 85

Specifically designed to attach wood to metal (Max. 12mm). Metric thread with wings designed to ream out the timber, so the screw can achieve Max. R.P.M. without burning out. When the wings hit the metal they will break off to permit the thread to self-tap into the metal.

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Product Specification

Pack Quantity

Pack Quantity Unit

Pack Type

Effective Thread Length (mm)

Length (mm)

Size (mm)

Thread Diameter (mm)

Head Type

Point Type

Recess Type

Thread type


Driver Bit Size

Max Drilling Thickness (mm)


Corrosion Rating



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