Features 1、[Premium Material] The doweling jig is crafted from 6061 aluminum alloy with anodized surface, which is anti rusty and long lasting. 2、[Clear Scale] The precise marking on this dowel jig is resistant to wear, allowing for easy adjustment and accurate drilling for precise results every time. 3、[Rubber Protective Pad] Equipped with rubber protection pad, this pocket hole jig ensures that your wood boards remain undamaged during the drilling process. 4、[Effortless Positioning] With a convenient drill locator, there is no need for measuring, simply position and drill your holes with ease for efficient woodworking. 5、[Adjustable and Accurate] The adjustable metal sleeve allows for precise alignment during drilling, easy to adjust the drilling height and depth for professional results. Specification Item Type: Doweling Jig Drill Kit Material: Aluminum Alloy Package List 1 x Doweling Jig 1 x Drill Bushing Positioning Slider 5 x 6mm Drill Bushings 5 x 10mm Drill Bushings 1 x Positioning Pin 3 x Drill Bits 3 x Limit Rings 1 x Hex Wrench 1 x Wrench