Feature:1. [Quick Release Dowel Jig] Our self centering dowel jig features quick release design, allowing for easy completion of three in one panel connections without the need for auxiliary boards.2. [Precise Doweling] Self centering drilling guide and adjustable right angle tool enable precise dowel alignment and maximum joint strength. Steel sleeve ensures accurate alignment during drilling.3. [Sturdy Construction] Made from premium 6061 aluminum alloy and nitrided hard tool steel drill sleeves, this dowel jig kit offers excellent strength, wear resistance, and long lasting durability.4. [Versatile Use] The adjustable dowel drilling guide caters to various drilling requirements, while the pressure plate securely holds wood boards, ideal for creating edge to edge, edge to surface, and edge to corner joints.5. [Wide Application] Ideal for edge, surface, T shaped, and L shaped joints, this drill locator kit is great for home repairs, enthusiasts, and woodworking projects.Specification:Item Type: Dowel Jig KitMaterial: 6061 Aluminum AlloyProcessing Thickness: Approx. 10-180mm / 0.39-7.09inSide Hole Diameter: Approx. 15mm / 0.59inMain Hole Diameter: Approx. 6mm / 0.24in, 8mm / 0.31in, 10mm / 0.39inSlider Stroke: Approx. 5-90mm / 0.20-3.54inSide Hole Stroke: Approx. 23-43mm / 0.91-1.69inApplication: 3 in 1, 4 in 1, Circular Wood Dowel Hole Positioning.Package List:1 x Quick Release Clamp1 x Main Board (Including 3 x 8mm Drill Sleeves)1 x Clamping Plate4 x Extension Rods1 x Slider3 x Iron Washers4 x Drill Bits3 x 10mm Drill Sleeves3 x 6mm Drill Sleeves1 x Hook Spanner2 x Hex Wrench2 Pack x Accessory1 x Storage Box1 x Instruction Manual