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20x Black PP Pan Head Plastic Screws & Bolts M4 x 40mm, Nuts & Washers
MSRP: £12.49Was: £12.49Now: £11.24 -
20x Blue PP Pan Head Cross Plastic Screws & Bolts M4 x 40mm, Nuts & Washers
MSRP: £13.33Was: £13.33Now: £11.99 -
20x Grey PP Pan Head Cross Plastic Screws & Bolts M4 x 40mm, Nuts & Washers
MSRP: £12.49Was: £12.49Now: £11.24 -
20x Red PP Pan Head Cross Plastic Screws & Bolts M4 x 40mm, Nuts & Washers
MSRP: £13.33Was: £13.33Now: £11.99 -
20x White PP Pan Head Plastic Screws & Bolts M4 x 40mm, Nuts & Washers
MSRP: £12.49Was: £12.49Now: £11.24 -
50x Glass Filled Nylon Pan Head Machine Screws M4 x 40mm, Nuts & Washers
MSRP: £21.66Was: £21.66Now: £19.49 -
50x Natural Nylon Pan Head Machine Screws & Bolts M4 x 40mm, Nuts & Washers
MSRP: £19.99Was: £19.99Now: £17.99 -
60x Clear Acrylic Pan Head Plastic Screws & Bolts M4 x 40mm, Nuts & Washers
MSRP: £19.99Was: £19.99Now: £17.99
M4 x 40mm
M4 x 40mm moves into longer through-fixing territory, with pan head bolts offered across acrylic, nylon, glass-filled nylon and polypropylene.
Why use 40mm length here?
The extra reach helps thicker sections and deeper assemblies, while material choice shifts stiffness, clarity or chemical resistance.