On 2 Oct, 12:23, Rod wrote:
A) *I want some protective footwear - to stop toes getting hurt by angle
grinders, nails-in-bits-of-wood and dropped bricks.

B) *My feet are very unusually shaped and I need HH+ width and have a
very high instep.

I get my shoes from Cosyfeet - who do not do protective shoes.

Not looking for any special style - maybe a trainer-style would be most
comfortable? But I don't seem to be able to find any.

Any suggestions for suppliers?

You could try http://www.altberg.co.uk. I've fairly normal feet but am
very pleased with the boots I got from them.