GRADE 8 STOVER LOCK NUTS – 120-PCS SET – Y-261

This Grade 8 "Stover" Lock Nut Set contains 120 pieces, ranging in size from 1/4"-20 to 1/2"-13. Precision-crafted, these nuts provide added security for your most important fasteners. Never worry about vibration or loosening again with these reliable, high-quality nuts.