Need a screw that does not exist yet? Accu manufacture custom screws to drawing for UK engineers and product designers.

Change the head profile, the drive, the thread length or the material. Add a shoulder, a vent hole or a dog point. Accu's turning team produce screws from bar stock with rolled threads for strength and consistency.

Materials include A2 and A4 stainless steel, brass, titanium and engineering plastics. Their online Screw Builder tool is a handy starting point if you want to sketch out the spec yourself.

Getting a price is simple. Upload your drawing, sketch or CAD file online, and Accu's engineers will look it over and come back with a no-obligation quote, usually inside 2 working days.

Orders start at £250 in value. Lead times are typically around four weeks, though urgent jobs can be discussed.

From their Huddersfield base, Accu supply bespoke parts to UK industry, with ISO 9001 approval and engineers on hand to help.