Feature:1. GREAT DURABILITY: 3 in 1 woodworking drill guide, made of high strength and corrosion resistance aluminum alloy, with anodized surface and hardened steel center block structure, has a long service life.2. FIRM FIXING: Large steel clamping screw can tighten the drill jig like vise, and sturdy aluminum side can firmly fix your wood without damage.3. PRECISE POSITIONING: There are 4 brass locators designed, the guide jig can accurately locate the position for precise hole drilling.4. ADJUSTABLE DESIGN: Adjustable metal bushing is accurately aligned when drilling, and is easy to adjust the drilling height and drilling depth.5. MULTI PURPOSE: The drilling locator is equipped with a 10mm drill bushing, with a drilling range of 8mm 10mm 15mm, equipped with 8mm 10mm and 15mm drill bits to meet your requirements for different apertures.Specification:Item Type: Pocket Hole Jig KitMaterial: Aluminum AlloyRound Wood Dowel Material: BasswoodMaximum Clamping Range: Approx. 40mm/1.6in.Package List:1 x Drill Bushing Locator1 x Fixing Jig3 x Drill Bit1 x Milling Tool3 x Round Wood Dowel2 x Hex Wrench1 x 10mm Drill Bushing1 x Brass Limit Block