Pack Of Ten M4 X 12mm Hex Socket Carbon Steel Ball Spring Plungers Built Tough For Real Shop Jobs And Heavy Clamps Rock Solid Detent Pins That Lock In Place And Never Let You Down

Heavy Duty Pack of 10 M4 12mm Hex Ball Spring Plunger Set
✔️ Sturdy carbon steel construction ensures reliable detent locking

This pack contains ten metric M4 by 12 millimeter hex socket carbon steel ball spring plungers designed as heavy duty detent pins. You will typically mount these indexing pins onto wooden or metal workbenches, custom fixture plates, or machine tooling setups to hold components steady during welding or assembly phases.

✅ Carbon steel build handles repeated impact without bending out of shape
✅ Integrated coil spring applies consistent holding force for precise positioning
✅ Compact profile slides easily into narrow slots without taking up extra bench space
✅ Black oxide coating resists shop floor rust and wear over time

💡 What is a spring plunger used for in fabrication?

Spring plungers act as handy indexing tools that keep your project locked in place while you work. They take the stress off your hands and clamps during repetitive tasks.
- Carbon steel cores maintain tension across hundreds of press cycles
- Hex head design allows quick wrench engagement for tight secure fitting
- Adjustable preload keeps workpieces from shifting during cutting operations

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