Bonding Jumper Clamps, 1/2″ to 1″, Copper with Copper Braid
https://hotfix.nsiindustries.com/product/bonding-jumper-clamps-1-2-to-1-copper-with-copper-braid/
Use the Bridgeport 1/2″ to 1″ Copper Bonding Jumper Clamps with 18-Inch Tinned Copper Braid with rigid or EMT conduit or copper water pipe. The clamp assembly features bronze ground clamps and a copper bonding strip.