2 Pieces Woodworking Bearing Roller Press Precision Guide, Table Saw Stock Guides Saw Feeder, Table Saw Eccentric Feeder Guider. The main body is high strength high quality aluminum alloy bearing. The surface is anodized and processed . It is durable, rustproof and wear resistant, and the outside is bright!There are two types of press on the left and right. Each type is equipped with two sliders and two large sliders, which can be used in the 30/45 standard slot, or replaced with small sliders and fixed in the T slot or on the back of mountain. It can be used for more consoles such as drama, , and inverted carving machine!The roller height can be flexibly adjusted according to the thickness of the wood!Bearing wheel, shockproof double roller, fixed double slider, sufficient force, stable without shock, smooth and unhindered wood propulsion!] With inclined angle pulley, it has the function of material guide, operate, no of wood, high precision and better stability!Woodworking Bearing Roller Feeder Slot Tool. Table Saws Bearing Wheel Pressing Feeder. Upgraded Aluminum Alloy Board Table. Adjustable Safety Table Saw Guide Rollers. Table Saw Feeding Safety Propelling Auxiliary.