Which thread sizes can I choose from?

These come in M3, M4, M5, M6, M8, and M10. Thread length runs from about 10mm to 50mm depending on the size you pick. Pick the diameter that matches your threaded hole or nut.

What are knurled thumb screws good for?

They let you tighten and loosen by hand, with no tool needed. The knurled head gives your fingers grip for parts you adjust often. People use them on PC cases, 3D printers, jigs, and glass panels.

How many screws come in a package?

Packs come in 1, 2, or 5 pieces, depending on the size and option you select. Smaller counts suit one-off fixes, while the 5-pack helps for repeat fastening points. Check the selected quantity before you order.

M3-M10 Thumb Screws | Knurled Hand-Tighten Bolts | Curtain Wall & Glass Adjust

Name: M3-M10 Thumb Screws | Knurled Hand-Tighten Bolts | Curtain Wall & Glass Adjust
Brand: Compel
SKU: FAST-00256
Price: 17.99 USD
Availability: InStock

Stock #:CMP-00720

SKU:FAST-00256

M3-M10 Thumb Screws | Knurled Hand-Tighten Bolts | Curtain Wall & Glass Adjust - Image 1

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$17.99

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M3-M10 Thumb Screws | Knurled Hand-Tighten Bolts | Curtain Wall & Glass Adjust

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Questions about this product

Which thread sizes can I choose from?: These come in M3, M4, M5, M6, M8, and M10. Thread length runs from about 10mm to 50mm depending on the size you pick. Pick the diameter that matches your threaded hole or nut.
What are knurled thumb screws good for?: They let you tighten and loosen by hand, with no tool needed. The knurled head gives your fingers grip for parts you adjust often. People use them on PC cases, 3D printers, jigs, and glass panels.
How many screws come in a package?: Packs come in 1, 2, or 5 pieces, depending on the size and option you select. Smaller counts suit one-off fixes, while the 5-pack helps for repeat fastening points. Check the selected quantity before you order.

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Set of knurled thumb screws with high step heads in various metric sizes (M3 to M10) for hand-tightening applications like curtain wall glass adjustment.

M3-M10 Thumb Screws | Knurled Hand-Tighten Bolts | Curtain Wall & Glass Adjust

Price$17.99

Rating5.0

Sold76+

Stock In stock

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Alternative

Stainless steel thumb screws with Z-handle bakelite knobs in M4, M5, M6, M8, and 1/4 UNC thread sizes for adjustable tightening.

Adjustable Thumb Screws | M4-M8 Stainless Steel Z-Handle | Bakelite Hand Knob

Price$14.95

Rating5.0

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Alternative

Black thumb nuts with star-shaped handles for manual tightening, available in various thread sizes including M4, M5, M6, M8, M10, and M12.

Thumb Screws & Knobs | M4 M5 M6 M8 M10 M12 Star Hand Tighten Nuts | Manual Clamping Hardware

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These high-step head thumb screws provide a versatile and tool-free fastening solution for countless projects. Manufactured to DIN464/GB834 standards, they feature a knurled head for excellent grip and are available in multiple thread sizes (M3-M10). Ideal for applications requiring frequent adjustments or secure, hand-tightened connections. Features and Benefits - Knurled High-Step Head Design - Allows for easy hand tightening and loosening without tools, offering superior finger grip. - Precision Threading to DIN/GB Standards - Ensures reliable compatibility and a secure fit with corresponding nuts and threaded holes. - Available in Multiple Sizes (M3 to M10) - Provides versatility for a wide range of fastening needs, from delicate electronics to structural components. - Durable Steel Construction - Offers high strength and resistance to deformation, ensuring long-lasting performance. Applications - Securing and adjusting panels on PC cases, audio equipment, or 3D printers - Fastening glass panels in curtain walls, display cases, or furniture - General prototyping, jig construction, and machinery where tool-free access is needed

Thread Size: M3, M4, M5, M6, M8, M10. Material: Stainless Steel. Drive Type: Hand Tighten. Finish: Natural. Head Diameter: 8-20 mm (varies by size). Head Type: Knurled High Step Head. Quantity per Package: 1, 2, 5. Standard: DIN464, GB834. Thread Length: 10-50 mm (varies by size). Type: Thumb Screw. Available Thread Sizes: M3, M4, M5, M6, M8, M10. Head Diameter: M3: 8mm, M4: 10mm, M5: 12mm, M6: 14mm, M8: 18mm, M10: 22mm (Approx.). Head Height: Approx. 5-8mm (varies by size). Typical Lengths: 10mm, 15mm, 20mm, 25mm, 30mm, 40mm (varies by supplier). Material: Steel (typically Carbon Steel). Thread Standards: DIN 464, GB 834, Metric ISO. Drive Type: Hand-Tighten (Knurled Head), No Tool Required. Hardness: HRB 70-95 (for zinc plated carbon steel). Head Style: High Step Head, Knurled (Diamond Pattern). Packaging Quantity: 1, 2, or 5 pieces per selected size. Primary Application: Adjustment, Fastening, and Clamping in Machinery, Fixtures, Glass Panels, and DIY Projects. Product Type: Knurled Head Thumb Screw. Surface Finish: Zinc Plated (White/Blue/Yellow) or Black Oxide. Tensile Strength: Grade 4.8 or 8.8 (400 MPa or 800 MPa min). Thread Pitch: Standard Metric Coarse (e.g., M4x0.7, M5x0.8, M6x1.0, M8x1.25, M10x1.5). Q: What are the technical specifications for these thumb screws? A: These screws are hand-tighten thumb screws available in sizes M3, M4, M5, M6, M8, and M10. They feature a knurled high step head for easy grip and conform to DIN464 and GB834 standards, commonly used for adjustments in applications like curtain wall glass.. Q: What is the quality and strength of these thumb screws? A: Manufactured to DIN and GB standards, these screws are designed for reliable performance in adjustment and fastening applications. The knurled head provides a secure grip, and the material offers sufficient strength for hand-tightened use in fixtures and glass panels.. Q: Are these thumb screws compatible with standard metric threads? A: Yes, these screws have standard metric threads (M3 to M10), making them compatible with corresponding metric nuts, tapped holes, and fixtures. They are suitable for applications where tool-less adjustment is needed, such as in hardware or glass panel installations.. Q: What kind of warranty applies to these fasteners? A: Fasteners like these typically come with a warranty against manufacturing defects, such as incorrect threading or material flaws. It is advisable to review the seller's specific policy regarding returns or replacements for hardware items.. Q: Do these thumb screws offer good value, especially in multi-packs? A: Offered in multi-packs (1, 2, or 5 pieces), these screws provide excellent value for frequent users or projects requiring multiple fasteners. Their design for hand tightening saves time and eliminates the need for tools in many adjustment scenarios..

M3-M10 Thumb Screws | Knurled Hand-Tighten Bolts | Curtain Wall & Glass Adjust

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