Structural, self-plugging rivet. The rivet material is steel, cad plated and the mandrel is steel, cad plated. Protruding head. Cherry Q rivet mandrel plugs the entire length of the rivet sleeve, providing full sheer strength values for structural or load bearing applications. The specially designed mandrel of the Q rivet is engineered to effect a seal, upon installation which offers resistance to leakage. The rivet sleeve curls over end of mandrel to insure its positive retention of vibration resistance. The 1/8″ diameter rivets have a minimum shear strength of 500 lbs and tensile strength of 400 lbs.