Fangrui Product Details [adjustable Accurate Positioning]drill Guide For Straight Holes Is Capable Of Accurately Positioning Holes At Pitch Of 64/96/128mm With A Diameter Of 4mm, This Makes It Accommodate Different Hardware Sizes Of Most Handle And Pulls, Ensuring Accurate And Straight Holes Every Time. Note: The Scale Indication On The Hole Puncher Refers To The Distance From The Hole Punched To The Edge Of Drawer/cabinet Door [ Anti-rust Material]constructed From High Quality Aluminum Alloy, Every Component Of Cabinet Hardware Doweling Jig Is Highly , To Wear And , And T Rust Over Time. [easy To Use User-friendly]adjustable Cabinet Hardware Jig Is Straightforward And Simple To Set Up, Require Little To No Experience. By Adjusting The Nut In The Middle, You Can Easily Adjust The Edge Distance Of The Cabinet Or Drawer, As Well As The Distance Between The Drill Holes. [portable Cost-effective]cabinet Jig For Handles And Pulls Is Both Portable And Cost-effective. It Can Be Easily Folded Together Using The Middle Nut,