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.
WingTip Screw S/DRILL No4 Zinc

WingTip Screw S/DRILL No4 Zinc - 5.5 x 45 (Box 200)

SKU: HW45B
£16.78 inc. VAT
£20.34 Sale £16.78 inc. VAT
Description

TIMCO Self-Drilling Wing-Tip Steel to Timber Heavy Section Silver Screws - 5.5 x 45

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.

Pack Quantity 200
Pack Type Box
Description 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.
Product Code HW45B
To Suit Timber mm 13
SKU Barcode 5055017587087
Pack Quantity Unit Pieces
Finish Zinc
Rec RPM 1,000 - 1,800
Recess Type Phillips
Corrosion Rating 1 - Clean, dry & low humidity environments
Included Items PH3 S2 Bit (Qty 1)
Substrates Steel, Timber
Material Case & Core Hardened Carbon Steel
Head Type Countersunk with Ribs
Driver Bit Size PH3
Thread Type Metric
Point Type Self-Drilling No.4
Length mm 45
Size mm 5.5 x 45
Type For Timber to Heavy Section Steel
Effective Thread Length mm 15
Thread Dia. mm 5.5
Carton Qty pcs 3000
Carton Qty Packs 15
Drill Tip Length mm 21
Max Drilling Thickness mm 12
Head Height mm 5
Approval BS EN 10666 (DIN 7504)
Head Dia. mm 11
Steel and Fixture Thickness mm 19
Pack Dimensions L x W x H mm 135 x 90 x 60
Pack Weight kg 1.285
Thread Coverage Fully Threaded