TIMCO Self-Drilling Wing-Tip Steel to Timber Light Section Exterior Silver Screws - 5.5 x 100 Box OF 100 - LW100S

TIMCO Self-Drilling Wing-Tip Steel to Timber Light Section Exterior Silver Screws - 5.5 x 100

Specifically designed to attach wood to metal (Max. 5mm). 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. NOTE: Partially threaded.
WingTip Screw S/DRILL No3 EXT

Exterior plating gives a reliable and durable corrosion resistant coating which resists 1,000 hours salt-spray