Zinc Countersunk Self Drilling Heavy Wing Tip Screw Hex Head Miracle Seal:

Miracle Seal:

3 x Tub Holders/Brackets/Cages

and allow access to difficult-to-reach places

high grade steel and iron

A winding knob for easy and tangle free reel-in

Zinc Countersunk Self Drilling Heavy Wing Tip Screw Hex Head Miracle Seal:Metal Construction Timber to Heavy Section Screws Countersunk Wing Tip Self Drilling Zinc 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. Corrosion Rating (1 5) 1 Clean, dry & low humidity environments Driver Bit