Assorted Steel Spring Pins Set M1.5 M2 M2.5 M3 M4 M5 M6 M8, 10-50 Pieces, Spring Type Straight Dowel Pins For Machinery And Assemblies, Secure Fastening And Retention, Elastic Cylindrical Cotter Pins, 25mm M3 Pack 50pcs

Assorted steel spring pins for secure machinery fittings
✔️ Assorted sizes M1.5 to M8, 25mm length, 50 pcs pack

These steel spring pins act as elastic cylindrical dowel pins designed to lock components in machinery, automotive, and industrial assemblies. They pop in quickly and hold under vibration, offering a ready replacement for cotter pins in tight spots where dynamic loads occur.

✅ Sizes included: M1.5, M2, M2.5, M3, M4, M5, M6, M8
✅ Length: common 25mm pins for many dowel pin holes
✅ Pack options: 10-50 pieces per assortment; includes 50pcs M3 pack
✅ Applications: ideal for automotive, industrial and DIY projects needing secure fastening

💡 What is a spring pin set used for in machinery and assemblies?

These handy fasteners keep parts aligned and locked during operation.

- maintains alignment in shafts, housings, and dowel pin holes - enables quick, tool-free installation and removal during maintenance - works well under vibration and dynamic loads in automotive and industrial contexts