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50x Black Nylon, Countersunk Cross Head, M4 x 20mm, Plastic Bolts, Nuts & Washers - Screws
MSRP: £19.99Was: £19.99Now: £17.99 -
50x Black Nylon, Socket Head, M4 x 20mm, Plastic Bolts, Nuts & Washers - Screws
MSRP: £19.99Was: £19.99Now: £17.99 -
50x Black, Nylon Plastic, Thumbscrews, M4 x 20mm, knurled, Nuts, Washers & Bolts
MSRP: £16.66Was: £16.66Now: £14.99 -
50x Natural, Nylon Plastic, Thumbscrews, M4 x 20mm, knurled, Nuts, Washers & Bolts
MSRP: £16.66Was: £16.66Now: £14.99 -
50x Nylon, Pan Cross Head, M4 x 20mm, Plastic Bolts, Nuts & Washers - Screws
MSRP: £19.99Was: £19.99Now: £17.99 -
50x Nylon, Socket Head, M4 x 20mm, Plastic Bolts, Nuts & Washers - Screws
MSRP: £19.99Was: £19.99Now: £17.99
M4 x 20mm
M4 x 20mm is one of the broader nylon size pages, spanning thumbscrew, pan, socket and countersunk options.
Which M4 x 20mm head works best?
Pick thumbscrews for hand adjustment, pan for a raised top, socket for keyed drive, or countersunk for a flush finish.