VEVOR CH-70 Hydraulic Hole Punching Tool 35T Hole Digger Force Puncher Smooth Hole Puncher for Iron Plate Copper Bar Aluminum Stainless Steel | VEVOR US
Cold Formed Metal Framing - Archtoolbox
1851 Navy (CH) Steel .44 7 1/2"
Homewerks Worldwide Faucet Coupling Nut 1/2 Id-CH-2pack in the Supply Line Accessories department at Lowes.com