The traditional tool of choice for machinists, a micrometer also comes in handy for woodworkers when precision is of the utmost importance. Whether tuning up machinery, selecting the right router bit from a batch of repeatedly sharpened bits, or just thickness sanding a fresh batch of fat tenons, you'll find many uses for the precision this tool can provide. Easy-to-read LCD display. Carbide measuring faces. Absolute and incremental modes. Automatic switch off. Direct RS232 SPC output. Accuracy:+/- 0.00016". Range: 0"-1". Extra battery included.