Hillman Cotter Pins, 1/4 x 3in, 100 Pack, Zinc

DEPENDABLE MECHANICAL LOCKING FOR BOLTS AND FASTENERS: Cotter pins secure bolts, clevis pins, and shafts to prevent loosening from vibration or movement. Essential retaining fastener for machinery, automotive, and equipment assemblies. | EXTENDED PRONG DESIGN FOR EASY INSERTION: Extended prong configuration allows smooth insertion through drilled holes. Split ends bend apart with pliers to create a secure, locked hold on fasteners, nuts, and mechanical hardware. | ZINC-PLATED CARBON STEEL FOR CORROSION RESISTANCE: Carbon steel construction provides dependable holding strength. Zinc coating resists rust for long-lasting durability. Bulb head prevents the pin from passing completely through the hole. | VERSATILE FOR AUTOMOTIVE, AGRICULTURAL, AND MECHANICAL USES: Secures castle nuts, clevis pins, hitch assemblies, and axle shafts. Ideal for automotive repair, farm equipment, construction hardware, and general DIY fastening projects. | TRUSTED HILLMAN FASTENING SOLUTIONS: Hillman hardware products are engineered for consistent quality, dependable performance, and reliable fastening across construction, repair, and home improvement project applications.