Features:1. Premium Quality: Made of aluminum alloy body and stainless steel bushing, durable and accurate to use.2. Easy to use: easy to operate and easy and precise drilling. Create strong hidden joints, quickly and easily produced. Convenient operation, you can improve your woodworking projects.3. Practical tools: including 6/8/10/12mm 4 types of drill sleeve, meet different joints meet.4. Adjustable Design: Cross diagonal flat head screw locator has two sides of the locator for drilling with a horizontal, clear scale on each side, easy and convenient to locate.5. Wide Application: This pocket screw chuck is small and portable, convenient for positioner woodworking tool, ideal for home woodworking projects, professional or general commercial use, such as carpenters, construction builders, etc. Specification:Type: Punch LocatorPunch Locator Material: Aluminum AlloyDrill Sleeve Material: Stainless SteelSurface Treatment: AnodizedColor: BlackSize: As Picture ShownHorizontal Adjustment Range: 13-81mmLongitudinal Adjustment Range: 12-27mmDrill Sleeve Specification: 6mm/8mm/10mm/12mm/15mm6mm Connector: Use 6 & 10mm Drill Sleeves8mm Connector: Use 8 & 12mm Drill Sleeves