Excellent fixation function: The multifunctional double-layer board provides excellent fixation effect on various tools. The anti slip device slides into the slope track groove of the router table or fence and is locked in place by a pair of knobs. Safety and precision: Thanks to its multifunctional multi-layer and double-layer design, the result is a significant improvement in accuracy, quality, and safety. Practicality: The multifunctional double-layer feather board is suitable for third and fourth milling machine hands. It helps to protect your fingers from harm Feather board size: Height: 120mm Total height: 210 millimeters Tilt length: 160 mm Width: 165 millimeters There are two feather boards in the package fixed Slide the feather board into the diagonal groove of the table or router fence and lock the unit by adjusting the knob Feather boards can be used for tables, table saws, band saws, or any other woodworking machine with beveled grooves. Insert the pen tip into the slot in the direction of the arrow and adjust the handle to the thickness of the board. Dual dust collector assembly Feather board details The spring loaded stopper increases the friction force in other directions of the plate, preventing it from sliding cloth Feathers are made of high-strength and durable engineering plastics. Smooth and curved lines without burrs security Using multiple pen tips can achieve a smoother and safer process