Aluminum Alloy Self Centering Dowel Jig W/ Positioning Rod for Flat Round Corner Drilling Cable Railing & Woodworking Project

Set A：Main material: aluminum alloyProcess: CNC, surface anodizingPunching angle: 30 °/45 °/90 °Hole positions (4 specifications * 3):3/16in=4.76mm1/4in=6.35mm5/16in=7.93mm3/8in=9.52mmFeatures:Multi angle and multi hole gauge opening locator to meet different needs!Upgrade the center straight hole card slot, and you can customize the center to punch round wood and 4 square wood holes!Upgrade the extension bar function for quick positioning!Set B：Features:1) Drill Guide Jig for Vertical Hole Drilling .2) Drill Guide Bushing: 3/4/5/6/7/8/9/10/11/12mm .3) Anodized surface,resistant to corrosion .4) This is a set of drill guide tools for the fixation and centering while drilling and woodworking .5) Made of Aluminum Alloy 6061 , strong strength and long durability Specifications: Color:RedMaterial: Aluminum alloy, steelScope of application: woodworking semi-automatic drilling positioningPackage Inculdes:1 X Hole Puncher Locator