One Eighth Inch Diameter One Inch Long Black Steel Spring Roll Pins Five Pack Heat Treated For Lock In Security And Minimal Play On Rotating Shafts Rock Solid Durable Finish

1/8 in Dia Black Spring Roll Pins, 1 in Length, 5-Pack
✔️ Five-pack, 1/8 in dia x 1 in long, heat-treated spring steel

These compact roll pins lock components to rotating shafts with minimal play, ideal for automotive, marine, and industrial assemblies. They stand up to side-load forces while preserving alignment in pulleys, gears, and couplings.

✅ Diameter 1/8 in (3.175 mm)
✅ Length 1 in (25.4 mm)
✅ Material: spring steel, heat-treated, black finish
✅ Pack size: five pins
✅ Applications: secure shafts and minimize play on rotating assemblies

💡What is a roll pin used for on rotating shafts and why pick heat-treated steel? A handy pin locks components with minimal wobble and resists side loads. - Secure shafts in cars, boats, and industrial gear - Maintain precise alignment under torque and vibration - Choose heat-treated steel for durability and long service life