About This ★Dovetail Jig Wheel Marking Gauge for Precision Joinery & Depth Measurement This professional-grade Wheel Marking Gauge Plus doubles as a depth gauge, ensuring accuracy for dovetails, mortises, and fine woodworking. Its micro-adjust function allows exact control, making it essential for intricate joinery projects. ★3-in-1 Versatility: Master All Wood Types Effortlessly 1 pencils, a softwood cutter, and a hardwood cutter. The locked-up blade slices cleanly across grain directions, creating hairline marks perfect for dovetail jigs, cabinets, and furniture layouts. ★Dual-Stage Micro Adjust Function for Ultimate Control Switch between micro and coarse adjustments for rapid setup or fine-tuning. The knurled knob and tail design ensure quick, precise changes—ideal for repetitive tasks like marking tenons or aligning dovetail joints. ★8" Precision-Ground Steel Rod with Dual-Scale Accuracy Graduated in 1mm and 1/32-inch increments, the hardened steel rod guarantees error-free measurements. Pair it with the Dovetail Jig Wheel Marking Gauge for flawless layouts on hardwoods, softwoods, or composite materials. ★Brass-Face Stability & Safe Storage Design The 2.28" solid brass face glides smoothly against edges for consistent marking. The retractable wheel cutter protects blades and enables vertical storage—perfect for compact workshops.