5 Pack M12 x 25mm Screw Thread Ball Plungers With Hex Socket, Pro Grade, Heavy Duty High Carbon Steel Spring Ball Plungers For Lubrication And Pneumatic Tools, Black Finish, 6mm Ball, 30-80N Load

Heavy Duty M12 Hex Socket Ball Plungers Pack of Five
✔️ M12 thread 25mm long 6mm ball 30-80N load high carbon steel

These ball plungers give controlled spring pressure for positioning and locking parts in machinery and fixtures.

✅ High carbon steel body with black finish for rust resistance
✅ Hex socket for easy install with 12.9 grade strength
✅ Spring force from 30 to 80N and 1.75mm thread pitch
✅ Set of 5 plungers each 25mm overall length

💡 What is a spring plunger used for in industrial setups? They keep parts aligned under load in automated systems and jigs. These handy units fit into threaded holes to push balls against surfaces. You get even pressure without constant adjustment on machines. High carbon steel keeps them working in tough shop conditions.

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