Top Shelf M12 Ball Nose Spring Plunger With Self Locking Adjustment Knob Premium Carbon Steel Core Dead Nuts Positioning Lock Pin Built Tough Hardware For Zero Play Workbench Grips And Reliable Industrial Alignment

M12 Self Locking Ball Nose Plunger For Workbench Grip
✔️ Durable carbon steel body with twelve millimeter threading

This self locking spring plunger serves as a precision positioning tool for securing parts in jigs, clamps, and industrial fixtures. You attach it to workbenches or tooling plates to stop movement during assembly or machining operations.

✅ Thread pitch measures twelve millimeters for standard equipment fit
✅ Heat treated carbon steel core prevents wear and resists rust
✅ Pull and rotate handle ninety degrees for positive mechanical lock
✅ Packaged as a single unit ready for immediate installation

💡 What makes a hand operated indexing pin so handy for custom jigs?
The built in tension system keeps components locked in place without extra clamps.
- Tight grip surface stops slippage when drilling or sanding awkward shapes
- Quick release lever lets you swap workpieces fast without stripping threads
- Cold rolled steel body survives daily drop testing and shop floor abuse
- Fits straight into tapped holes for zero play alignment every single time