10 Pieces Screw Thread Ball Plungers M3 X 16mm High Carbon Steel Hex Socket Spring Plungers For Lubrication And Pneumatic Tools With Black Finish Ball Plunger Diameter 1.5mm And Spring Load 2.0 To 5.0N

M3 Thread Ball Plungers in High-Carbon Steel, 10pc
✔️ M3 thread; 16mm length; 1.5mm ball; 2-5N spring load

These hex socket ball plungers are designed for precise pressure, fixing, and positioning in mechanical fixtures, automation equipment, and pneumatic tool setups.

✅ 10 pcs set with M3 thread and 16 mm overall length (0.63")
✅ Ball diameter 1.5 mm; exposed 0.5 mm
✅ Spring load 2.0-5.0 N; material 65Mn spring
✅ Housing material high-carbon steel with blackened finish
✅ 12.9 grade hex socket design for secure alignment
✅ Ideal for fixtures, automated equipment, and precise positioning

💡 What is a ball plunger used for in precision fixtures and how does it work?

- Handy for repeatable indexing and locking in jigs and fixtures - The spring-loaded ball creates a tactile detent that prevents drift during operation - M3 threaded plungers are handy for quick adjustments in automation tools - Compact size fits tight spaces and simplifies setup