M6 M8 M10 Spring Plunger Knob Indexing Pin – Stainless Steel

Stainless Steel Spring Plunger with Full Knob – Precision Indexing Pin for CNC & Machining Fixtures

Achieve accurate, repeatable positioning in your CNC setups, jigs, and locating fixtures with this robust full-knob indexing pin. Engineered from high-grade stainless steel, this spring plunger delivers reliable spring-loaded engagement and smooth, tool-free operation. Available in M6, M8, and M10 thread sizes to suit a wide range of machining and metalworking applications.

Key Features

• Premium Stainless Steel Construction: Corrosion-resistant, rust-proof, and wear-resistant for long-lasting performance in workshop environments.
• Full Knob Design: Large ergonomic knob allows easy hand-tightening and quick retraction without the need for tools — ideal for rapid fixture changeovers.
• Spring-Loaded Precision: Internal spring mechanism ensures consistent plunger engagement and reliable locating accuracy every time.
• Multiple Thread Sizes: Available in M6, M8, and M10 to fit standard CNC fixtures, jigs, and locating plates.
• Fine Workmanship: Precise dimensions and a smooth finish for tight tolerances and professional-grade results.
• Easy Installation: Standard metric threading makes fitting quick and straightforward into existing fixture setups.
• Factory Direct Quality: Manufactured to strict specifications — high-quality materials, meticulous machining, and consistent dimensional accuracy.

Specifications

• Material: Stainless Steel
• Thread Sizes: M6 / M8 / M10
• Type: Full Knob Spring Plunger / Indexing Pin
• Application: CNC machines, locating fixtures, jigs, metalworking setups
• Package Contents: 1 × Spring Plunger Indexing Pin
• Country of Origin: Made in China

Please allow 2–3% dimensional variance due to manual measurement. Colors may appear slightly different on-screen compared to the physical product.

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Frequently Asked Questions

Q: What thread sizes are available for this stainless steel spring plunger indexing pin?

A: This indexing pin is available in three standard metric thread sizes: M6, M8, and M10. Select the size that matches your CNC fixture, jig, or locating plate thread specification.

Q: What material is this spring plunger made from?

A: The plunger is made from high-grade stainless steel, providing excellent resistance to corrosion, rust, and wear — making it suitable for demanding workshop and metalworking environments.

Q: Do I need any special tools to install or operate this indexing pin?

A: No special tools are required. The full-knob design allows for easy hand-tightening and quick retraction by hand, and the standard metric thread makes installation into compatible fixtures straightforward.

Q: How many pieces are included per order?

A: Each order includes 1 piece. If you require multiple units, simply adjust the quantity at checkout to suit your needs.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.