Description Features: Adjustable Woodworking Tool, Cutting Blade, Calibrator Jig Gauge Adjustment Fits All Makes and Models of Surface Planers, Jointers and Combination Planers/Thicknessers / Can be used on planers and jointers, even molding heads with cutting heads from 2-9/16 to 5-1/8 Designed to adjust leveling blades precisely br / With two planer blades, each in a frame with magnets for firm attachment to a cutter head. Simply place the gauge assembly on the cutting tool, then adjust the cutting tool to the correct height Simplify setting and adjusting the cutting tool in a cutting head by stabilizing the blade of the cutting tool. Time-saving device when mounting and adjusting planer blades Made of high quality material, high strength and hardness, durable and practical Uses micro-adjustable magnet and will help you install new planer blades in perfect alignment with precision Adopts sturdy magnets and can hold blade up to 20 inches in length Unique design, no need to be held in place, convenient to use Planer Blade Calibrators, Wooden Box and User Manual only, other accessories demo in the picture is not included. Specification: Material: Metal Color: Black Quantity: 1 Set Package Contents: 2 x Planer Blade Sizers 1 x Wooden Box 1 x User Manual