What no Metrix Hex!
I was thinking of making the pin components for the knurling tool out of 8mm A/F hexagon bar so the heads could be used with a spanner for tightening. The pins provide the pivots for the arms and also the
I learnt about a couple of suppliers today, the first is Maidstone Engineering Supplies, a good all round supplier of materials, tools and steam components. http://www.maidstone-engineering.co.uk/ The second is Metal Supermarkets who have stores all over the UK and a