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Choose from our selection of hex bolts, including over 35,300 products in a wide range of styles and sizes. In stock and ready to ship.

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McMaster-Carr is the complete source for your plant with over 595,000 products. 98% of products ordered ship from stock and deliver same or next day.

Insert a pair of these nut-and-bolt pins into adjacent flange holes and tighten to align flanges before connecting two pipes. One pin in each pair has a level for vertical alignment. Use a …

From towers and brackets to standoffs and supports, these components are the building blocks for your custom fixturing setup. They elevate parts so you can access a variety of angles for …

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With a forged steel body and bolted construction, these valves can withstand nearly 10 times the pressure of other socket-connect gradual valves. Insert unthreaded pipe into the socket ends …