Machined from a block of 6061-T6 aluminum and hardcoat type 3 anodized. Works with: Wingnut Clamps Grid Clamps (Cheeseboro/Scaff Clamps) Pipe Clamps Bale Blocks/TVMPs Theatrical C-Clamps Common Hex Nuts/Bolts (7/8”, 9/16”, 1/2", 3/8”) Common Square Nuts/Bolts (1/2”, 5/16”) The Matthews Patriot Wrench combines 7 of the most common cutouts for the professional rigging industry into one low profile tool. Wing nuts, hex nuts and square bolts can be easily adjusted with this thoughtfully designed wrench. A lanyard hole is featured to ensure grid clamps, pipe clamps, bale blocks and more are safely configured when working overhead. The Patriot Wrench is fabricated from 6061-T6 aluminum and is hardcoat type 3 anodized to ensure a lightweight yet durable tool.