This diamond scriber is the ultimate scribing instrument offering the most precision for the most delicate applications. It is available in straight or bent configurations. Applications Include – Fine scribing under the microscope – for silicon wafers and glass coverslips – Precision scribing and repairing – for thin film circuits and microcircuits, etc. These diamond mountings are 0.8mm diameter with a reduced shank size of 0.5mm or 0.25mm diameter, which holds the diamond stylus. The natural diamond has a 60° included angle and a 0.12mm tip radius. The integrated 6.35mm anodized hexagonal (non-rolling) aluminum handle has a positive finger grip in the form of grooves for easy control and nonslippage. Each diamond scriber is packaged in a protective plastic tube.