Features precision machined body and knurled lock nut metal head shaft is stepped 1mm increments for easy reference can be used as a depth gauge great for quick measurement transfers Description wheel marking indicator This tool allows you to make the perfect hairline arrangement means both from and through the grain of wood. The single beveled edge of the wheel hides a thin line without tearing the wood fibers and does not wander with the wooden splits. Features: precision machined brass body and knurled lock nut. The brass head with 8 inch steel rod shaft is completed in steps every 1mm for easy reference, can be used as a depth gauge, is great for quick measurement, wheel transfers, retracts into the face of the gauge for protection and easy vertical storage, free-reel cuts wood fibers; They are designed for comfortable one-handed operation with a balanced feel. Package Included: 1*160mm Wheel Marking Indicator