M4x5mm Ball Plunger Thread Hexagon Socket Ball Spring Plungers Hex Socket Ball Point Grub Set Screws Alloy Steel 20pcs

M4x5mm ball plunger set with hex socket, alloy steel, 20 pcs
✔️ 20 pieces; M4 thread, 5 mm plunger length, black oxide finish

These Class 12.9 alloy steel ball plungers are compact spring-loaded pins used for precise detents, locating, locking, and indexing in fixtures, jigs, and small assemblies. The 20-piece set ensures you have multiple end-force options for different jobs and materials. Black oxide finish helps resist corrosion and wear.

✅ Pack size: 20 pieces in set
✅ Thread diameter: 4.0 mm; plunger length: 5.0 mm; thread pitch: 0.7 mm
✅ Material: Class 12.9 alloy steel; finish: black oxide
✅ Applications: indexing, detents, locking, locating in fixtures

💡 What is a common use for ball plungers in mechanical assemblies? This handy device delivers reliable detents and repeatable end forces for precise positioning. - Detents and indexing for repeatable positioning - Locking and latching in fixtures and jigs - Ejecting, lifter actions, and alignment in compact tools - Durable construction supports heavy-duty service