Premium Grade Spring Plunger Index Pin With Fine And Coarse M6 M10 M12 Threads Hardened Steel Construction Rock Solid Grip Drop Dead Easy To Install For Toolmaking Jig Setup And Heavy Lifting Assembly Tasks

Heavy duty spring plunger index pin for tools
✔️ M6 M10 M12 hardened steel threads deliver solid grip for jig setups instantly

This spring loaded plunger keeps your workpieces locked in place while you machine or drill. You can mount it straight onto template boards or heavy fixture plates without messing with loose pins.

✅ Hardened steel body handles repeated impacts during heavy assembly tasks
✅ M6 M10 and M12 thread options fit most standard mounting holes quickly
✅ Internal compression spring delivers consistent holding force whenever you engage it
✅ MT101FI surface finish resists scratches and shop floor wear

💡 Why do machinists pick hardened steel index studs for aligning jigs instead of smooth dowels? These locking pins keep your fixtures square and steady while you clamp heavy loads. - Tempered alloy cores maintain precise hole positioning during repeated cycle usage - Built in recoil springs absorb vibration without losing their initial tension - You get handy quick swap capability so you can stay productive on busy benches

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