Silver Steel and Drill Rod now in stock! 16 December 2015 David We are pleased to add to our stock range a complete range of silver steel in 333mm, 1000mm and 2000mm lengths precision ground to a H8 tolerance. To compliment our range of O1 and D2 ground flat stock and gauge plate we have also added O1 and D2 as precision ground diameters! We have no minimum orders or box quantities and with free delivery starting from order over £50 (£60 including VAT), why not take a look at our silver steel range now! Silver steel is a hard tough steel which will withstand great pressure and which will harden to a great depth! For heat treatment information, please download here.