NUT rivet nut hex nut Material: 12L14, 12L15, 12L13, SUM24L, SUS303, S416 ... SOS BSO4Since the fastening nut, enclosed countersunk stud slotted studs, broaching expansion mounting studs, panel fastenersMaterial: 12L14, 12L15, 12L13, SUM24L, SUS303, S416 ...