20-Pack Knurled Thumbscrews 10mm Black Round Clamping Knobs

20-Pack Knurled Thumbscrews – Black Round Clamping Screw Knobs (10mm)

Get a reliable, hand-tightenable fastening solution with this set of 20 black knurled thumbscrews. Featuring a comfortable plastic round knob head and a durable carbon steel threaded shaft (M2×3, 10mm length), these thumb screws are designed for tool-free installation and removal in a wide variety of applications — from electronics and computer monitors to furniture, mechanical equipment, and communication devices.

Made in Mainland China.

Key Features

• 20-Piece Value Pack: Includes 20 × 10mm threaded knurled thumbscrews — perfect for keeping spares on hand or completing a full installation project.
• Durable Carbon Steel Core: The threaded shaft is crafted from high-strength carbon steel, offering excellent corrosion resistance and long-lasting stability.
• Comfortable Plastic Knob Head: The round plastic grip makes tightening and loosening by hand effortless, no tools required. The plastic construction also provides electrical insulation when used near electronic components.
• Versatile Application: Ideal for mechanical equipment, electronic devices, computer monitors, communication equipment, hardware fixtures, furniture assembly, and DIY projects.
• Easy to Install: Simply thread by hand into any compatible threaded hole. Always verify the screw dimensions before installation to ensure a proper fit.

Specifications

• Material: Carbon steel shaft / Plastic round knob head
• Colour: Black
• Thread Size: M2×3
• Screw Length: 10mm
• Head Style: Round, Knurled
• Quantity: 20 pieces

Package Contents

• 20 × Black Knurled Thumbscrew Knobs (10mm)

Note: Slight colour variation may occur due to monitor settings and lighting. Measurement tolerance is ±1–3mm.

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Frequently Asked Questions

Q: What thread size are these knurled thumbscrews?

A: These thumbscrews have an M2×3 thread specification with a 10mm shaft length, making them compatible with standard M2 threaded holes found in computer monitors, electronics enclosures, and light mechanical assemblies.

Q: Can these thumbscrews be used in electronic devices safely?

A: Yes. The round knob head is made from plastic, which provides electrical insulation when used around electronic components, making these thumbscrews a practical choice for securing panels on computers, communication equipment, and similar devices.

Q: Do I need any tools to install these thumbscrews?

A: No tools are required. The knurled plastic knob is designed for easy hand-tightening. We recommend confirming the screw dimensions match your application before installation to avoid fitting issues.

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.