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5.5 x 85mm Self Drill Phillips Countersunk Wing-Tip Screw – Metal Construction Timber to Light Section Steel – Yellow Zinc Plated

£0.22 - £0.25

Excluding VAT

SKU: 72133.505.085

Specifically designed to attach wood to light section steel (Max. 3mm). Coarse self-tapping 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.



Quantity Price
1 - 49
50 - 499


Drill Tip L (mm) 15
To Suit Timber (mm) 44 – 63
Size (mm) 5.5 x 85
Corrosion Rating (1-5) 1 – Clean, dry & low humidity environments
Driver Bit Size PH3
Finish Yellow Zinc
Material Case & Core Hardened Carbon Steel
Substrates Steel, Timber
Thread Type Coarse Self-Tapping
Head H (mm) 5
MFT (mm) 63
Head Type Countersunk with Ribs
Point Type Self-Drilling No.3
Thread Coverage Fully Threaded