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5.5 x 120mm Self Drill Phillips Countersunk Wing-Tip Screw – Metal Construction Timber to Heavy Section Screws – Yellow Zinc Plated

£0.36 - £0.40

Excluding VAT

SKU: 72132.505.120

Specifically designed to attach wood to heavy section steel (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.



Quantity Price
1 - 49
50 - 499


Head H (mm) 5
Pack Quantity Unit Pieces
Thread Type Metric, *P/T = Partially Threaded
Rec. RPM 1,000 – 1,800
To Suit Timber (mm) 50 – 84
L (mm) 120
Thread ? (mm) 5.5
MDT (mm) 12
Point Type Self-Drilling No.5
Finish Yellow Zinc
Drill Tip L (mm) 25
Head Type Countersunk with Ribs
Approval BS EN 10666 (DIN 7504)
Size (mm) 5.5 x 120
Driver Bit Size PH3
Material Case & Core Hardened Carbon Steel
Effective Thread L (mm) 51 *P/T
Corrosion Rating (1-5) 1 – Clean, dry & low humidity environments
Steel & Fixture Thickness (mm) 90
Included Items PH3 S2 Bit (Qty 1)
Recess Type Phillips
Head ? (mm) 11
Type For Timber to Heavy Section Steel
Substrates Steel, Timber
Thread Coverage Partially Threaded