1、ALUMINUM ALLOY MATERIAL: Made of premium aluminum alloy material, with surface anodization process, this table saw stock guide is durable, rust and abrasion resistant, and has a glossy appearance! 2、SIZE ADJUSTABLE: Double wheel inclined feeding, freely adjust the tightness according to the wood thickness, and flexibly adjust the roller height! 3、STABLE AND SMOOTHLY OPERATION: The wooden board is not easy to deviate, with shockproof double rollers and double sliders fixed, and the wood can be pushed smoothly without being blocked! 4、WIDE COMPATIBILITY: Equipped with 4 screw rods and nuts, the stock guide can be used for table saws, band saws, flip chip engraving machines, and more operating platforms! 5、FINE WORKMANSHIP: Well crafted with fine and delicate appearance, the use of these stock guides will not damage your equipment and tool, use with confidence!