By Sizes

M3 x 10mm

M3 x 20mm

M4 x 10mm

M4 x 12mm

M4 x 20mm

M4 x 30mm

M5 x 10mm

M5 x 16mm

M5 x 20mm

M5 x 25mm

M5 x 30mm

M6 x 10mm

M6 x 20mm

M6 x 30mm

M6 x 40mm

M6 x 50mm

M6 x 60mm

M8 x 25mm

M8 x 30mm

M8 x 40mm

Show 30 60

20x Clear Plastic Acrylic Thumbscrews, M3 x 10mm, slotted + knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £10.83

Was: £10.83

Now: £9.74
20x Clear Plastic Acrylic Thumbscrews, M4 x 12mm, slotted + knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £10.83

Was: £10.83

Now: £9.74
20x Clear Plastic Acrylic Thumbscrews, M5 x 16mm, slotted + knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £12.49

Was: £12.49

Now: £11.24
20x Clear Plastic Acrylic Thumbscrews, M6 x 20mm, slotted + knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £11.66

Was: £11.66

Now: £10.49
20x Clear Plastic Acrylic Thumbscrews, M6 x 40mm, slotted + knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £13.33

Was: £13.33

Now: £11.99
50x Black, Nylon Plastic, Thumbscrews, M3 x 10mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £15.83

Was: £15.83

Now: £14.24
50x Black, Nylon Plastic, Thumbscrews, M3 x 20mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £15.83

Was: £15.83

Now: £14.24
50x Black, Nylon Plastic, Thumbscrews, M4 x 10mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £16.66

Was: £16.66

Now: £14.99
50x Black, Nylon Plastic, Thumbscrews, M4 x 20mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £16.66

Was: £16.66

Now: £14.99
50x Black, Nylon Plastic, Thumbscrews, M4 x 30mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £17.49

Was: £17.49

Now: £15.74
50x Black, Nylon Plastic, Thumbscrews, M5 x 10mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £18.33

Was: £18.33

Now: £16.49
50x Black, Nylon Plastic, Thumbscrews, M5 x 20mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £19.16

Was: £19.16

Now: £17.24
50x Black, Nylon Plastic, Thumbscrews, M5 x 30mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £19.99

Was: £19.99

Now: £17.99
50x Black, Nylon Plastic, Thumbscrews, M6 x 10mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £20.83

Was: £20.83

Now: £18.74
50x Black, Nylon Plastic, Thumbscrews, M6 x 20mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £20.83

Was: £20.83

Now: £18.74
50x Black, Nylon Plastic, Thumbscrews, M6 x 30mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £21.66

Was: £21.66

Now: £19.49
50x Black, Nylon Plastic, Thumbscrews, M6 x 50mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £22.49

Was: £22.49

Now: £20.24
50x Black, Nylon Plastic, Thumbscrews, M8 x 30mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £22.49

Was: £22.49

Now: £20.24
50x Black, Nylon Plastic, Thumbscrews, M8 x 40mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £21.66

Was: £21.66

Now: £19.49
50x Clear Plastic Acrylic Thumbscrews, M4 x 10mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £16.66

Was: £16.66

Now: £14.99
50x Clear Plastic Acrylic Thumbscrews, M5 x 20mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £19.16

Was: £19.16

Now: £17.24
50x Clear Plastic Acrylic Thumbscrews, M6 x 10mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £20.83

Was: £20.83

Now: £18.74
50x Clear Plastic Acrylic Thumbscrews, M6 x 30mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £19.99

Was: £19.99

Now: £17.99
50x Clear Plastic Acrylic Thumbscrews, M6 x 50mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £20.83

Was: £20.83

Now: £18.74
50x Clear Plastic Acrylic Thumbscrews, M8 x 30mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £21.66

Was: £21.66

Now: £19.49
50x Clear Plastic Acrylic Thumbscrews, M8 x 40mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £24.16

Was: £24.16

Now: £21.74
50x Natural, Nylon Plastic, Thumbscrews, M3 x 10mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £15.83

Was: £15.83

Now: £14.24
50x Natural, Nylon Plastic, Thumbscrews, M3 x 20mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £15.83

Was: £15.83

Now: £14.24
50x Natural, Nylon Plastic, Thumbscrews, M4 x 10mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £16.66

Was: £16.66

Now: £14.99
50x Natural, Nylon Plastic, Thumbscrews, M4 x 20mm, knurled, Nuts, Washers & Bolts

MSRP:

Was:

Now: (Inc. VAT)

MSRP: £16.66

Was: £16.66

Now: £14.99

Thread size is the main organiser on this thumb screw page, covering slotted knurled sets from smaller M3 sizes up to M8.

How do you pick the right size?

Compare thread diameter and body length first, then narrow the choice around grip, reach and the material you want to tighten by hand.