Wide application Designed to calibrate a range of workshop machines, including table saws, band saws, and drills, this gauge provides a versatile tool for woodworking setups and precise calibration workflows. Wear resistant material Hard probe made from stainless steel delivers wear resistance and long lasting durability, maintaining accuracy even in demanding environments. Accurate and sensitive Provides precise measurements with quick and clear readings to speed up calibration and improve consistency across projects. Adjustable length Sliding head design allows measuring length to be adjusted between 130220mm (128.66 inches) without lateral swing, offering versatility for different tasks and setups. Use scenarios Table saw alignment: verify blade parallelism to the table surface and check fence alignment to ensure accurate rip cuts. Band saw setup: confirm blade tracking and guide alignment after blade changes or adjustments. Drill operation checks: verify drill press spindle alignment and depth stop settings for consistent hole depth across jobs.