MAKE ACCURATE MARKINGS: To ensure precise markings, this brass wheel marking gauge features an engraved graduated ruler, which shows both metric and imperial measurement values.FOR EVERYDAY USE: This marking wheel gauge is built to last a life-time, thanks to its solid brass body and hardened steel.FINE CUTTING WHEEL ADJUSTMENT: The marking gauge wheel is fitted with a micro-adjustable fence with thumbscrews, which will make it easier for you to take measurements with pinpoint accuracy.EASY TO SET: The marking tool is fitted with sturdy knobs that ensure easy adjustments. The rod features a V-shaped slot that prevents the fence and tail from wiggling or wobbling during use.Delivery Quantity: 1set,Package Contents: Only the above package contents, excluding other products.Size: Blade Diameter: 12mmScribing rod size: 8mm*217mmWrench size: 29mm*87mmScribing range: 0-120mmFine-tuning level: 0.2mm(Reminder: The size is measured manually, please allow 1-2 cm measurement error)Color: silver(Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)