Top Thumb Screws and Fastening Solutions

The best Thumb Screws includes Hotop Knurled Thumbscrew Knobs (10) Black, Xadnitu 1/4"-20 Thumb Screw (4 Pack), Tandefio (16 Pcs) Stainless Steel Thumb Screws and many others as mentioned below.

1

Hotop Knurled Thumbscrew Knobs (10) Black

  • Includes 10 durable knurled thumbscrew knobs.
  • Made from high-quality carbon steel material.
  • Corrosion and wear-resistant for long-lasting use.
  • Neat, uniform threads ensure tight installation.
  • Easy screw-in design for quick installation.
  • Smooth surface for comfortable grip and handling.
  • Recommended washers prevent damage when mounting.
  • Average Rating out of 5:
  • Price Range: $5.99
  • Material: Carbon Steel
2

Xadnitu 1/4"-20 Thumb Screw (4 Pack)

  • Durable stainless steel construction for longevity.
  • Ergonomic aluminum knob for comfortable grip.
  • Easy installation without tools required.
  • Perfect for woodworking and machinery applications.
  • Corrosion-resistant, ideal for various environments.
  • Standard 1/4"-20 coarse thread size.
  • Includes four thumb screws in one pack.
  • Average Rating out of 5:
  • Price Range: $7.99
  • Color: Red
  • Material: Stainless Steel
3

Tandefio (16 Pcs) Stainless Steel Thumb Screws

  • 16 pieces of durable stainless steel thumb screws.
  • Size: 1/4"-20 x 1-1/4" for versatility.
  • Corrosion-resistant with galvanized screw surface.
  • Easy installation without tools required.
  • Ergonomic design for comfortable grip and anti-slip.
  • Suitable for woodworking, machinery, and equipment assembly.
  • Perfect for various mechanical applications and projects.
  • Average Rating out of 5:
  • Price Range: $15.99
  • Material: Stainless Steel
4

OCR M6 Thumb Screws (70PCS) Set

  • 70 pieces in 7 sizes for versatile applications.
  • Durable galvanized iron for strength and corrosion resistance.
  • Clear storage box for easy transport and organization.
  • Perfect for various machines and woodworking projects.
  • Tool-free installation with convenient clamping screw design.
  • Knurled grip for secure adjustment and control.
  • Ideal for microphone stands and monitor attachments.
  • Average Rating out of 5:
  • Price Range: $11.99
  • Material: Iron
5

HARFINGTON 4pcs M6 T Knobs Black

  • Standard M6 thread size for versatile applications.
  • Durable zinc plated carbon steel ensures long-lasting use.
  • Ergonomic T-wing design for easy gripping and turning.
  • Easy installation with secure metal insert connection.
  • Ideal for machinery and fixtures requiring quick adjustments.
  • Comfortable grip for effective tightening and loosening.
  • Replace if damaged to maintain functionality.
  • Average Rating out of 5:
  • Price Range: $5.69
  • Size: ‎M6 x 30mm
  • Material: Zinc Plated Carbon Steel, Plastic
6

uxcell M4 Brass Knurled Thumb Screws (5Pcs)

  • M4 thread size for versatile applications.
  • Brass material ensures durability and corrosion resistance.
  • Nickel plated finish for enhanced appearance and longevity.
  • Knurled head provides excellent grip for easy handling.
  • Perfect for various maintenance and installation tasks.
  • Hand-tightened design eliminates need for tools.
  • Compact size ideal for tight spaces and projects.
  • Average Rating out of 5:
  • Price Range: $6.79
  • Size: M3x5mm,M3x6mm,M3x8mm,M3x10mm,M3x12mm,M3x14mm,M3x16mm,M3x20mm,M4x6mm,M4x8mm,M4x10mm,M4x12mm,M4x14mm,M4x16mm,M4x20mm,M5x8mm,M5x10mm,M5x12mm,M5x16mm,M5x20mm,M6x10mm,M6x12mm,M6x16mm,M6x20mm
  • Material: Brass
7

Aiwaiufu 1/4"-20 Knurled Thumb Nuts (10 Pack)

  • 1/4"-20 size for versatile applications.
  • Knurled design for enhanced grip and control.
  • Hexagon star pattern for easy adjustments.
  • Tool-free installation and removal for convenience.
  • Galvanized surface ensures smooth, burr-free finish.
  • Uniform stress distribution for reliable clamping.
  • Perfect for 3D printers and woodworking machinery.
  • Average Rating out of 5:
  • Price Range: $8.99
  • Material: Carbon Steel
8

uxcell 1/4-20 x 1/2" Thumb Screws [10pcs]

  • 1/4-20 x 1/2" thumb screw size.
  • Durable carbon steel construction.
  • Rust and corrosion-resistant finish.
  • Easy hand tightening for installation.
  • Smooth surface without burrs.
  • Ideal for various DIY projects.
  • 10 pieces included in package.
  • Average Rating out of 5:
  • Price Range: $5.69
  • Material: Carbon Steel
9

HARFINGTON 4pcs M8 Plastic Thumb Screws

  • Durable M8 plastic thumb screws for easy adjustments.
  • Standard male thread size: M8, 20mm length.
  • Tee wing head design for comfortable grip.
  • High-quality zinc plated carbon steel for strength.
  • Easy installation with securely connected metal inserts.
  • Ideal for woodworking and industrial equipment applications.
  • Prevent over-tightening to avoid thread damage.
  • Average Rating out of 5:
  • Price Range: $5.41
  • Size: M5 x 8mm,M5 x 10mm,M5 x 12mm,M5 x 16mm,M5 x 20mm,M5 x 25mm,M5 x 30mm,M5 x 35mm,M5 x 40mm,M5 x 45mm,M5 x 50mm,M6 x 8mm,M8 x 12mm,M8 x 14mm,M8 x 16mm,M8 x 20mm,M8 x 25mm,M8 x 30mm,M8 x 35mm,M8 x 40mm,M8 x 45mm,M8 x 50mm,M8 x 55mm,M8 x 60mm,M8 x 65mm,M8 x 70
  • Material: Zinc Plated Carbon Steel, Plastic
10

Befenybay 4pcs Stainless Steel Thumb Screws

  • High-quality stainless steel for durability.
  • Includes four thumb screws in each package.
  • Standard 1/4"-20 thread for compatibility.
  • Corrosion-resistant, ideal for various environments.
  • Aluminum knob for easy grip and manipulation.
  • Perfect for indoor and outdoor applications.
  • Lightweight design for versatile usage.
  • Average Rating out of 5:
  • Price Range: $9.99
  • Material: Stainless Steel
11

uxcell M5 Knurled Thumb Screws (5pcs)

  • Made of durable 304 stainless steel.
  • Rust and corrosion-resistant for longevity.
  • Flat head knurled surface for better grip.
  • No tools required for installation and fastening.
  • Ideal for various DIY projects and applications.
  • Widely used in home and electrical appliances.
  • Provides strong clamping force with larger diameter.
  • Average Rating out of 5:
  • Price Range: $13.89
  • Size: M3x6mm,M3x8mm,M3x10mm,M3x12mm,M3x16mm,M4x8mm,M4x10mm,M4x12mm,M4x16mm,M4x20mm,M4x25mm,M4x30mm,M5x8mm,M5x10mm,M5x12mm,M5x16mm,M5x20mm,M5x25mm,M5x30mm,M6x10mm,M6x12mm,M6x16mm,M6x20mm,M6x25mm,M6x30mm,M6x40mm
  • Material: Stainless Steel
12

SPEEDWOX M6 Thumb Screw Knob (2 Pcs)

  • Includes two M6*17 red thumb screws.
  • Durable aluminum alloy handle, rust-resistant iron screw.
  • Spring-loaded design for easy adjustment.
  • Single wing for tool-free tightening.
  • Ideal for photographic equipment and accessories.
  • Compact dimensions for versatile applications.
  • Ensure correct size selection before purchase.
  • Average Rating out of 5:
  • Price Range: $6.39
  • Size: ‎M6,‎M6,‎M6*17
  • Material: Aluminum
13

Taytools Brass Thumb Screws (10 Pack)

  • 10 pack of durable brass thumb screws.
  • Knurled head for easy hand tightening.
  • Corrosion-resistant solid brass construction.
  • 10-32 thread size for versatile applications.
  • Flat tips designed for smooth fastening.
  • Ideal for frequent assembly and disassembly.
  • Compact dimensions for tight spaces usage.
  • Average Rating out of 5:
  • Price Range: $19.99
  • Size: ‎#10-32,‎No. 6,‎10-32 x 3/4 inch long threads
  • Material: solid brass
14

uxcell 1/4-20 Thumb Screws (20pcs)

  • Durable 304 stainless steel construction.
  • Corrosion and rust-resistant for longevity.
  • Easy hand-tightening without tools required.
  • Fine threads for secure fastening.
  • Suitable for indoor and outdoor use.
  • Perfect for various DIY projects.
  • Includes 20 pieces for multiple applications.
  • Average Rating out of 5:
  • Price Range: $14.29
  • Color: Silver
  • Material: Stainless Steel
15

Wulankd 4 Pack Thumb Screws 5/16"-18

  • Standard/Coarse Thread 5/16"-18 size.
  • Thread length of 3/4 inches.
  • Made of durable 304 stainless steel.
  • Features a black aluminum knob.
  • Corrosion-resistant anodized surface finish.
  • Perfect for manual and hand-tightened use.
  • Includes 4 thumb screws in the package.
  • Average Rating out of 5:
  • Price Range: $7.88
  • Color: Black
  • Material: Aluminum
16

Generic M3 Thumb Screws (5 Pcs)

  • Durable carbon steel construction for long-lasting use.
  • Knurled head design for easy gripping and handling.
  • Fully threaded for versatile fastening applications.
  • Galvanized finish prevents rust and corrosion.
  • Ideal for machinery, electronics, and automotive use.
  • Includes 5 pieces for various project needs.
  • Easy to tighten or loosen without tools.
  • Average Rating out of 5:
  • Price Range: $6.99
  • Size: M3-0.5x6mm(5 Pcs),M3-0.5x6mm(10 Pcs),M3-0.5x8mm(10 Pcs),M3-0.5x10mm(5 Pcs),M3-0.5x10mm(10 Pcs),M3-0.5x10mm(20 Pcs),M3-0.5x12mm(5 Pcs),M3-0.5x12mm(10 Pcs),M3-0.5x12mm(20 Pcs),M3-0.5x14mm(5 Pcs),M3-0.5x14mm(10 Pcs),M3-0.5x14mm(20 Pcs),M3-0.5x16mm(10 Pcs),M3
  • Material: Carbon Steel
17

MewuDecor T-Shaped Wing Knobs (5 PCS)

  • High-quality carbon steel construction for durability.
  • Easy to use Z Type handle design.
  • Precision threads for secure fastening.
  • Ideal for various industrial applications.
  • Includes five knobs for convenience.
  • Excellent electric insulation and wear resistance.
  • Compatible with multiple machinery types.
  • Average Rating out of 5:
  • Price Range: $6.64
  • Size: M5 x 12mm,M5 x 15mm,M5 x 20mm,M5 x 25mm,M5 x 30mm,M5 x 40mm,M5 x 45mm,M5 x 50mm,M6 x 10mm,M6 x 12mm,M6 x 15mm,M6 x 20mm,M6 x 25mm,M6 x 30mm,M6 x 35mm,M6 x 40mm,M6 x 50mm,M8 x 15mm,M8 x 20mm,M8 x 25mm,M8 x 30mm,M8 x 35mm,M8 x 45mm,M8 x 50mm
  • Material: Carbon Steel
18

RLECS 4PCS Stainless Steel Thumb Screws

  • High-quality 304 stainless steel construction.
  • Durable, rust, and corrosion resistant.
  • Z-type plastic head for easy handling.
  • Convenient installation and disassembly.
  • Suitable for various mechanical applications.
  • Includes four M6 thumb screws in package.
  • Thread length of 25mm/1 inch.
  • Average Rating out of 5:
  • Price Range: $7.99
  • Material: ABS, Stainless Steel
19

Alamic (10 Pack) M4 Knurled Thumbscrews

  • Durable carbon steel construction for long-lasting use.
  • Includes 10 pieces for versatile applications.
  • M4 size fits standard machinery and equipment.
  • Knurled design for better grip and handling.
  • Head diameter of 14mm for stability and support.
  • Recommended washers to prevent monitor damage.
  • Compact height of 21mm for space-saving installation.
  • Average Rating out of 5:
  • Price Range: $5.99
  • Material: Carbon Steel
20

Thumb Screw Depot 1/4"-20 Thumb Screws [4-pack]

  • Durable stainless steel construction for lasting use.
  • Black knurled plastic knob for easy gripping.
  • 1/4"-20 thread size fits standard applications.
  • 1-1/4" length offers versatile fastening options.
  • Corrosion resistant for outdoor and indoor use.
  • Reusable design eliminates the need for tools.
  • Made in USA with quality craftsmanship.
  • Average Rating out of 5:
  • Price Range: $12.59
  • Material: Acetal, Stainless Steel
21

uxcell M6x16mm Brass Thumb Screws (4Pcs)

  • M6 thread size for versatile compatibility.
  • Brass construction ensures durability and corrosion resistance.
  • Nickel plated finish for a polished appearance.
  • Knurled head for easy gripping and handling.
  • Perfect for various installation and maintenance tasks.
  • Tool-free operation for user-friendly experience.
  • Multiple applications in electronics and mechanical assemblies.
  • Average Rating out of 5:
  • Price Range: $8.49
  • Size: M3x5mm,M3x6mm,M3x8mm,M3x10mm,M3x12mm,M3x14mm,M3x16mm,M3x20mm,M4x6mm,M4x8mm,M4x10mm,M4x12mm,M4x14mm,M4x16mm,M4x20mm,M5x8mm,M5x10mm,M5x12mm,M5x16mm,M5x20mm,M6x10mm,M6x12mm,M6x16mm,M6x20mm
  • Material: Brass
22

Zorveiio M4 Knurled Thumb Screws (10Pcs)

  • 10PCS M4 x 15mm knurled thumb screws included.
  • Made from high-quality galvanized iron material.
  • Rust-resistant, durable and long-lasting design.
  • Smooth surface for comfortable gripping and turning.
  • Easy screw-in design, no tools required.
  • Ideal for furniture and electronic equipment use.
  • 24-hour customer service for any inquiries.
  • Average Rating out of 5:
  • Price Range: $5.94
  • Material: Plastic, Iron
23

Pastlla M4 Knurled Thumb Screws (6 Pcs)

  • Includes 6 durable knurled thumb screws.
  • Made of high-quality aluminum alloy material.
  • Elegant black color for versatile use.
  • Optimal grip with knurled surface design.
  • Neat, uniform threads without burrs.
  • Easy screw-in installation for convenience.
  • Compact size fits various applications easily.
  • Average Rating out of 5:
  • Price Range: $9.99
  • Color: Black
  • Material: Aluminum
24

Thumb Screw Depot 1/4"-20 Thumb Screws (4)

  • 1/4"-20 x 3/4" size for versatility.
  • Durable stainless steel construction for longevity.
  • Black knurled round knob for easy grip.
  • Corrosion-resistant for outdoor and indoor use.
  • Package contains four thumb screws for convenience.
  • No tools required for easy installation.
  • Proudly made in the USA for quality assurance.
  • Average Rating out of 5:
  • Price Range: $14.69
  • Material: Acetal, Stainless Steel
25

Zeberoxyz 4pcs Stainless Steel Thumb Screws

  • Durable stainless steel construction for long-lasting use.
  • Includes 4 thumb screws with black aluminum knobs.
  • Standard/Coarse thread size: 1/4"-20, length: 1".
  • Easy installation without the need for tools.
  • Smooth knobs ensure comfortable and secure grip.
  • Corrosion resistant for reliable performance in various environments.
  • Versatile replacement for many machine tools and equipment.
  • Average Rating out of 5:
  • Price Range: $11.89
  • Material: Stainless Steel, Aluminum
26

HARFINGTON 4pcs M2x4mm Knurled Thumb Screws

  • M2x4mm thread size for versatile applications.
  • Stainless steel construction for durability and strength.
  • Knurled surface allows easy hand tightening and loosening.
  • Ideal for vernier calipers and measuring tools.
  • Eliminates need for tools with thumb knob design.
  • Corrosion-resistant material for long-lasting use.
  • Package includes four locking screws for convenience.
  • Average Rating out of 5:
  • Price Range: $5.69
  • Material: Stainless Steel
27

Western Supply Warehouse M8 Thumb Screw (4 Pack)

  • Durable 18-8 stainless steel construction.
  • Corrosion and rust resistant for outdoor use.
  • Lightweight acetyl thermoplastic thumb screw heads.
  • Ergonomic grip for fast adjustments.
  • Versatile for machinery, panels, and DIY projects.
  • Made in USA by a family-owned business.
  • Easy installation and removal with a twist.
  • Price Range: $14.39
  • Material: Stainless Steel
28

DTGN M3x16mm Knurled Thumb Screws (10-Pack)

  • 10-pack of durable knurled thumb screws.
  • Ideal for PC computer cases and components.
  • Made from sturdy aluminum alloy material.
  • Uniform threads ensure easy installation and removal.
  • Knurled surface allows for optimal grip.
  • Length of screws: 16mm for various applications.
  • Recommended to use washers for monitor installations.
  • Average Rating out of 5:
  • Price Range: $12.49
  • Color: Black
  • Material: Aluminum
29

uxcell M6 Knurled Thumb Screw Knobs (4 Pcs)

  • Durable M6 knurled thumb screws for easy grip.
  • Thread size: M6 with 1mm pitch.
  • Knob diameter: 20mm, height: 28mm.
  • Ideal for various machinery and woodworking tasks.
  • Safe and secure with even force distribution.
  • Comfortable hand grip from thermoset plastic knobs.
  • Includes 4 pieces for versatile applications.
  • Average Rating out of 5:
  • Price Range: $9.09
  • Size: ‎M6,‎M6 x 15
  • Material: Metal