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Provides a large clamping surface and therefore spreading the load of a fastening
Also known as locking nuts designed to prevent the nut from loosening
A traditional nut used for all bolting and fastening applications
Stainless steel must be used where there is corrosive environment and/or where the base material has inherent corrosive characteristics e
When the wings hit the metal they will break off to permit the thread to self-tap into the metal
Metal Construction Timber to Light Section Screws - Countersunk - Wing-Tip - Self-Drilling - Bi-Metal - Exterior - Silver Organic Provides a large clamping surfaceSpecifically designed to attach wood to light section steel (Max. 4mm). 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.
