The Moore & Wright CSM Precision Sets are supplied with a rule (graduated both sides), Protractor head, Square head and Centre head. The datum faces are fully hardened and ground to resist wear. There is a centrally mounted protractor vial allows unrestricted viewing and the protractor has full 360 scale plate, graduated 0 - 180 - 0. The protractor is also fitted with a satin chrome scale plate. The precision rules have been fully hardened and tempered with deeply etched graduations on both sides for ease of reading and long life. It has a unique rule clamp that allows positive location and clamping and a clipped corner on rule to maximise capability Square Head offers the following fixed angles: 15, 30, 45, 60, 75 and 90. Centre Head offers a fixed 90 angle, for finding the centre of round bar stock up to 120mm diameter. MAWCSRM600 & MAWCSRME24 are rules specifically designed for use with the Combination Sets (MAWCSM300 & MAWCSME12).