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sourcing map Knurled Thumb Nuts: Tool-free M10 adjustments for 3D printers and machinery

sourcing map Knurled Thumb Nuts, 3Pcs M10 x D30mm x H20mm Stainless Steel Round Knobs Fasteners Through Hole Hand Screw Nut Silver for 3D Printer Parts, Machine Tools
4.7
[Precise M10 Thread]  M10 pitch 1.5mm; 30mm diameter; 20mm thickness for secure fittings.
[Durable 304 Stainless Steel]  High-hardness, corrosion-resistant, wear-resistant construction for long-lasting performance.
[Knurled Surface Grip]  Textured round body enables easy hand tightening; slotted head allows quick adjustments without tools.
[Precision Threads]  Sharp, compact threads resist deformation and slipping during rolling for reliable fastening.
[Wide Industrial Compatibility]  Ideal for machinery, furniture, 3D printer beds, electrical and industrial fastening applications.
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Hand-operated fasteners for quick, secure adjustments in workshops and maker spaces. sourcing map Knurled Thumb Nuts combine a tactile knurled edge with a slotted head for easy hand tightening and occasional screwdriver use. Are these M10 stainless steel knobs the right fit for your 3D printer beds or light machinery?

⚡ At a Glance
  • Grip Quality: Aggressive knurled surface across a 30mm diameter for confident manual torque and fine control
  • Best for: Maker workshops, 3D printer beds, furniture fastening and general light machinery adjustments
  • Not ideal for: Projects that require different thread sizes or heavy structural load-bearing fastenings

M10 threaded thumb nuts, pitch 1.5mm, with a 30mm diameter and 20mm thickness. Constructed from 304 stainless steel with a knurled body and slotted head for hand tightening.


Quick hand adjustments, with knurled surface and slotted head

The knurled round body increases surface friction for manual torque while the clear slotted head accepts a screwdriver for extra leverage. Threads are cut to a precise M10, 1.5mm pitch for repeatable engagement.

Fastenings can be tightened or released by hand without tools for routine adjustments, and a screwdriver can be used when extra torque is needed.

Corrosion resistance, with 304 stainless steel construction

304 stainless steel offers high hardness and wear resistance, reducing the risk of surface rust and fading in humid or workshop environments. The alloy maintains strength under regular handling.

Long-lasting finish and low maintenance make the nuts suitable for frequent use on printers and machinery exposed to moisture or handling.

Accurate threading, with M10, 1.5mm pitch

Manufactured threads are described as sharp, clean and compact to reduce deformation or slippage during rolling and repeated use. The standard metric M10 size matches common threaded rods and bolts.

Reliable thread engagement reduces cross-threading and wobble, delivering secure fastening on compatible fixtures.

✨ The 4 Key Reasons for sourcing map Knurled Thumb Nuts
  1. Large 30mm diameter - Easier manual torque and improved control for fine adjustments
  2. 304 stainless steel - Durable corrosion resistance for sustained workshop use
  3. Clear slotted head - Allows optional screwdriver tightening when more torque is required
  4. Pack of 3 M10 nuts - Keeps spares to hand and supports multiple mounting points
📋 Technical Details at a Glance
  • Category: Knurled thumb nuts, fasteners
  • Brand: sourcing map
  • Quantity: 3 pieces
  • Thread size: M10
  • Thread pitch: 1.5mm
❓ Frequently Asked Questions

Q: Are these compatible with M10 threaded rods and bolts?

A: Yes, the thread size is M10 with a 1.5mm pitch, matching standard M10 threads.

Q: Can the nuts be tightened and removed by hand?

A: Yes, the knurled surface and slotted head are designed for easy hand tightening and removal, with no tools required for routine adjustments.

Q: Will these resist rust in workshop or maker environments?

A: Made from 304 stainless steel, the nuts are described as high-hardness and wear-resistant, making them less likely to rust or fade under normal conditions.

🏆 Our Verdict

Suitable for makers, technicians and anyone needing quick, tool-free adjustments on 3D printers, furniture and light machinery. The combination of a knurled 30mm body, slotted head and 304 stainless steel construction gives reliable grip and corrosion resistance. Built for frequent use, the three-piece set delivers straightforward, long-lasting value for routine fastening tasks.