m303BÖHLER M303 EXTRA is a corrosion-resistant, martensitic chromium steel with very good toughness, corrosion resistance, good wear resistance and improved machinabilityM303 is a demanding module (even for a 60 point Level 3) and you do need to be sure you will have plenty of time to study it. There are 6 tutor-marked assnments each of which take a