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Stock code 361

60x Clear Acrylic Slotted Knurled Thumbscrews M3 x 20 mm, Nuts & Washers

60x Clear Acrylic Slotted Knurled Thumbscrews M3 x 20 mm, Nuts & Washers

The details, at a glance.

  • Thread M3
  • Length 20 mm
  • Material Acrylic / Polycarbonate
  • Colour Clear
  • Pack size 60
Prices
Price per pack €16.89 ex VAT · €20.27 inc VAT
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    Dimensions & documents

    Conformity Safety Polycarbonate (PC) — Material Datasheet Polycarbonate (PC) — Screws & Bolts Datasheet Technical drawing

    Check the fit. Technical specification

    Product type
    Thumbscrews
    Size (mm)
    M3 x 20mm
    Thread
    M3
    Material
    Acrylic / Polycarbonate
    Colour
    Clear
    Pack size
    60
    Diameter
    3.00 mm
    Length
    20 mm
    Width
    3 mm
    Thickness / depth
    3 mm
    Pitch
    0.5 mm

    Bolt, nut and washer dimensions

    Bolt

    Head/Drive Type: Slotted Knurled Thumbscrew, size: M3 x 20, D: 3 mm, Pitch: 0.5 mm, L: 20 mm, HD: 7.88 mm, HH: 5.2 mm

    Nut

    Material: Polycarbonate, Head/Drive Type: Hexagon Nut, size: M3, N (mm): M3, HN B: 5.41 mm, HN H: 2.28 mm

    Washer

    Material: Polycarbonate, Head/Drive Type: Flat washer, size: M3, W0 A: 6.82 mm, W0 B: 3.29 mm, W0 T: 0.5 mm

    Description

    Features

    • 60x thumbscrews, 60x nuts, 60x washers. Colour: Clear. Material: Acrylic / PC. Type: Slotted knurled. Thread: M3. Length: 20mm. Diameter: 3mm. Pitch: 0.5mm. SKU: 361.
    • The ridges on knurled screws provide extra grip for hand-tightening and adjustment.
    • Acrylic and polycarbonate are similar thermoplastics often used interchangeably; acrylic provides good strength and UV resistance, while polycarbonate offers higher impact and heat resistance.
    • The clear material is lightweight and offers greater impact resistance than glass, making it useful where transparency is required.
    • Straightforward manual adjustment, fastening or removal without tools. Operate the thumbscrews with thumb and forefinger, or use the slotted recess with a screwdriver. Also known as knurled screws, finger screws.

    Product Summary

    This pack contains 60 clear acrylic / PC slotted knurled thumbscrews, M3 x 20 mm, with matching nuts and washers. The knurled head provides extra grip for hand-tightening, while the slotted recess allows screwdriver adjustment. Acrylic and polycarbonate are similar thermoplastics often used interchangeably; acrylic provides good strength and UV resistance, while polycarbonate offers higher impact and heat resistance. These clear fasteners are lightweight and moisture-resistant, with greater impact resistance than glass. Thumbscrews are also known as knurled screws or hand-tightening screws.

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