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When Allen Manufacturing company innovated the hex fasteners in 1910, people had to wonder “why”, as conventional bolts seemed good enough. So it was when Henry Phillips’ Self-centered screws and screwdrivers augmented blades. Yet change is good, and 100 years later, DSR Fasteners’ “Notchead” have advanced the past. Powerful fasteners provide a secure grip under heavy loads while lending a special appeal for those reaching beyond old-school nuts and machine screws.
This 63-piece kit includes everything you need to get started:
