Prices checked Nov 10, 2026, 1:39 PM ET
Not right now: Proto prices are at their usual levels.
No Proto discount code we could confirm (checked Nov 10).
Not right now. Proto prices are at their usual levels: the Proto Tools J9975R 20in General Purpose Double is $78.37 at Msc Industrial Supply. Any Proto deal shows here as soon as it starts.
Proto is Stanley Black & Decker's professional hand-tool brand, long used in industrial maintenance, aviation and heavy repair work. Its standout items are wrenches, sockets, ratchets and striking tools built to tight tolerances and backed by a lifetime warranty. Every Proto tool here is matched to each store's listing, with that store's price history shown alongside.
It checks today's price at every store, compares the alternatives and answers in about a minute.