Features 1、ADJUSTABLE AND ACCURATE: The body of this accurate machined drilling guide kit has an accurate scale that adjusts according to the thickness of the board, making woodworking more accurate and convenient 2、VERSATILE AND USEFUL: Support versatile drilling for pin holes and vertical holes. The complete set can meet your different drilling needs in many situations 3、RELIABLE FIXTURE: In order to ensure accurate and reliable modeling, the chamfering fixture is CNC machined with high accuracy 4、CORROSION RESISTANT ALUMINUM ALLOY: Made of good quality aluminum alloy material, light weight, possess good strength and good corrosion resistance 5、VARIOUS DRILL SOCKET SPECIFICATION: Drill socket size contain 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm. Powerful and suitable for various scenarios Specification Item Type: Woodworking Hole Drill Punch Positioner Material: Aluminum alloy Color: Red Drill Socket Size: Approx. 3mm / 0.12in 4mm / 0.16in 5mm / 0.2in 6mm / 0.24in 7mm / 0.28in 8mm / 0.31in 10mm / 0.39in Powerful functions, suitable for a variety of scenarios Package List 1 x Punch Locator 1 x Hex Wrench 1 x Tenon Hole Fixer 7 x Drill Socket