Back Home / Clips & Clamps / Clip & Clamps / LOOM CLAMP 4″ DIAMETER 3/8″ STUD LOOM CLAMP 4″ DIAMETER 3/8″ STUD SKU: XRCC438 Categories: Clip & Clamps, Clips & Clamps Clamp diameter of 4″. Stud size of .406 for 3/8″ fasteners. Band width of 3/4″. Galvanized steel clamps. Quality rated for automotive, heavy truck, electrical, construction, HVAC, appliances, wind and solar. Case Quantity: 10 Log In For Pricing