I use nylon machine screws in mine I'm not sure where you'd get them from in small quantities though. Maybe ebay?
http://www.allfix.co.uk/Products/00260008002800bc/M3S5SCM050X0012 ~12p ea.
I've bought small qty. from them, can't remember what their minimum order is but with post and VAT my stuff came to under a tenner.
@gbj_tester started
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http://www.allfix.co.uk/Products/00260008002800bc/M3S5SCM050X0012
~12p ea.
I've bought small qty. from them, can't remember what their minimum order is but with post and VAT my stuff came to under a tenner.