Cast Iron Leveling Straight Edge Bridge Type

Cast Iron Leveling Straight Edge Bridge Type granite master square Cast Iron Measuring Tools DESCRIPTION Cast Iron Leveling Straight Edge Bridge Type Feature: According to Standard JB/T7974-99 Material: HT250 Working Surface made by scraping or grinding Used to testing the workpiece straightness and equipment installation. Working environment temperature is (20±5)°C Usage: a.It s used to test the straightness and flatness of workpiece and equipment installing. b.Straight