► Thumb Screws

Thumb Screws – Tool-Free Fasteners for Quick Assembly & Adjustments Thumb screws are designed for easy manual tightening & loosening without tools, making them ideal for applications where frequent adjustments or removals are required. Featuring knurled or wing-style heads for grip, these fasteners are commonly used in furniture, machinery covers,...

Thumb Screws – Tool-Free Fasteners for Quick Assembly & Adjustments

Thumb screws are designed for easy manual tightening & loosening without tools, making them ideal for applications where frequent adjustments or removals are required. Featuring knurled or wing-style heads for grip, these fasteners are commonly used in furniture, machinery covers, & electronic housings. We supply both machine-threaded & coarse-thread thumb screws in a variety of sizes & finishes to suit industrial, commercial, & workshop needs.

What’s in This Collection:
► Knurled-head thumb screws for hand tightening
► Wing-head thumb screws for quick-release applications
► Machine-thread & wood-thread types
► Zinc-plated, black oxide, & stainless steel finishes

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  • Champion - Metric Round Knurled Thumb Screws Zinc Plated Assortment | CA275
    Champion - Metric Round Knurled Thumb Screws Zinc Plated Assortment | CA275
    Champion Metric Round Knurled Thumb Screws Z/P Assortment | CA275 Make quick adjustments easy with the Champion Metric Round Knurled Thumb Screws Z/P Assortment. These thumb screws are designed for hand tightening, making them ideal for applications where tools are not always practical. ►...
    $97.25
    $97.25
  • Champion - M6 x 25mm Round Knurled Thumb Screw Zinc Plated Thread | C275-9
    Champion - M6 x 25mm Round Knurled Thumb Screw Zinc Plated Thread | C275-9
    Champion M6 x 25mm Round Knurled Thumb Screw Zinc Plated | C275-9 Designed for quick, tool-free fastening, the Champion M6 x 25mm Knurled Thumb Screw offers convenience and control for adjustments and assembly tasks. ► Key Features M6 x 25mm size — ideal for...
    $11.78
    $11.78
  • Champion - M6 x 16mm Round Knurled Thumb Screw Zinc Plated Thread | C275-8
    Champion - M6 x 16mm Round Knurled Thumb Screw Zinc Plated Thread | C275-8
    Champion Round Knurled Thumb Screw M6 x 16mm Zinc Plated | C275-8 The Champion M6 x 16mm Round Knurled Thumb Screw offers reliable, tool-free fastening with added reach for versatile applications. Its knurled head ensures a secure grip, while the zinc plating provides long-lasting...
    $11.45
    $11.45
  • Champion - M6 x 10mm Round Knurled Thumb Screw Zinc Plated Thread | C275-7
    Champion - M6 x 10mm Round Knurled Thumb Screw Zinc Plated Thread | C275-7
    Champion Round Knurled Thumb Screw M6 x 10mm Zinc Plated | C275-7 The Champion M6 x 10mm Round Knurled Thumb Screw is designed for quick, secure fastening where tools aren’t practical. Its larger size provides increased grip and strength for more demanding applications. ►...
    $11.10
    $11.10
  • Champion - M5 x 25mm Round Knurled Thumb Screw Zinc Plated Thread | C275-6
    Champion - M5 x 25mm Round Knurled Thumb Screw Zinc Plated Thread | C275-6
    Champion Round Knurled Thumb Screw M5 x 25mm Zinc Plated | C275-6 The Champion M5 x 25mm Round Knurled Thumb Screw offers extended reach for deeper fastening applications. Designed for tool-free operation, it provides reliable grip and convenience in a wide range of uses....
    $10.74
    $10.74
  • Champion - M5 x 16mm Round Knurled Thumb Screw Zinc Plated Thread | C275-5
    Champion - M5 x 16mm Round Knurled Thumb Screw Zinc Plated Thread | C275-5
    Champion Round Knurled Thumb Screw M5 x 16mm Zinc Plated | C275-5 The Champion M5 x 16mm Round Knurled Thumb Screw is built for easy, tool-free fastening with reliable grip. Its zinc plated finish ensures durability while the knurled head allows for secure hand...
    $10.63
    $10.63
  • Champion - M5 x 10mm Round Knurled Thumb Screw Zinc Plated Thread | C275-4
    Champion - M5 x 10mm Round Knurled Thumb Screw Zinc Plated Thread | C275-4
    Champion Round Knurled Thumb Screw M5 x 10mm Zinc Plated | C275-4 The Champion M5 x 10mm Round Knurled Thumb Screw provides quick and convenient fastening without the need for tools. Its compact size and knurled grip make it ideal for tight spaces and...
    $10.53
    $10.53
  • Champion - M4 x 25mm Round Knurled Thumb Screw Zinc Plated Thread | C275-3
    Champion - M4 x 25mm Round Knurled Thumb Screw Zinc Plated Thread | C275-3
    Champion Round Knurled Thumb Screw M4 x 25mm Zinc Plated | C275-3 The Champion M4 x 25mm Round Knurled Thumb Screw is designed for quick, tool-free fastening and adjustment. With a knurled head for improved grip and a zinc plated finish for corrosion resistance,...
    $10.41
    $10.41
  • Champion - M4 x 16mm Round Knurled Thumb Screw Zinc Plated Thread | C275-2
    Champion - M4 x 16mm Round Knurled Thumb Screw Zinc Plated Thread | C275-2
    Champion M4 x 16mm Round Knurled Thumb Screw Zinc Plated Thread | C275-2 The Champion M4 x 16mm Round Knurled Thumb Screw provides easy, tool-free fastening with a comfortable grip. Designed with a knurled head and zinc plated finish, it offers durability and corrosion...
    $10.28
    $10.28
  • Champion - M4 x 10mm Round Knurled Thumb Screw Zinc Plated Thread | C275-1
    Champion - M4 x 10mm Round Knurled Thumb Screw Zinc Plated Thread | C275-1
    Champion M4 x 10mm Round Knurled Thumb Screw Zinc Plated Thread | C275-1 The Champion M4 x 10mm Round Knurled Thumb Screw allows quick and easy hand tightening without tools. Featuring a knurled grip and zinc plated finish, it provides convenience and corrosion resistance...
    $10.18
    $10.18

Fast, Tool-Free Fixings for All Trades

Made for ease & speed, our thumb screws offer tool-free fastening across a range of light-duty uses. Whether you're assembling panels, adjusting enclosures, or securing components temporarily, we’ve got the right fit in stock.

► Fast & reliable hand-tightening options

► Ideal for maintenance, adjustment & access panels

► Supplied in singles or trade packs for volume users

Frequently Asked Questions

Not typically. Thumb screws are best for light-duty applications where frequent hand adjustments are needed, not for structural fastening.

Yes, we stock thumb screws in both metric & imperial threads to suit your project specifications.

Stainless steel & zinc-plated thumb screws are ideal for environments exposed to moisture or corrosion.

Brands

Bahco

Bahco
BBI

BBI
Champion

Champion
Kincrome

Kincrome