Back Home / Fasteners / Threaded Inserts / RIVET NUT UNC 1/4″-20 STEEL LARGE FLANGE CROSS BULB, GRIP .020-.280 RIVET NUT UNC 1/4″-20 STEEL LARGE FLANGE CROSS BULB, GRIP .020-.280 SKU: XM37150 Categories: Fasteners, Threaded Inserts Large flange cross bulb rivet nuts. Has a large grip range with pre-bulb shank made up to 4 slots cut to rivet nut body. Provides for greater pull out strength. Recommended for thin sheet metal and plastics. Works well in oversized hole. Case Quantity: 25 Log In For Pricing