Heavy Duty Aluminum Indexing Plunger With Spring Lock Pin And Fine Thread Screw Knob Straight Shooter Precision Fit For Cnc Milling Machines And Custom Jigs Rock Solid Workhorse

Heavy duty aluminum index pin for cnc milling setups
✔️ M12x1 threading, steel spring lock, precise straight fit

This indexing plunger mounts directly into your cnc mill table or hobbyist fixture plate. You drop it into position and the integrated spring catches hold instantly. It takes the pressure off your vises and keeps heavy workpieces locked through aggressive passes.

✅ high strength aluminum shell sheds chips and stands up to shop floors ✅ fine thread screw cap lets you dial in exact repeatable positions ✅ straight barrel design guides the locking pin without binding ✅ m12 mounting pattern fits standard cnc tooling layouts

💡 How does a spring locked indexing plunger improve tolerance control on light weight cnc frames?
You gain rock solid repeatability when you swap cheap toggle clamps for a dedicated spring pin system. These handy indexers absorb vibration instead of fighting it.
- precision ground barrel surfaces eliminate lateral play during aggressive machining
- knurl adjusted top knobs deliver instant manual fine tuning without dropped tools
- lightweight aluminum construction transfers less stress to fragile fixture plates

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