Jig allows you to create three popular types of pocket hole joints with accuracy and relative ease. Made of heavy duty aluminum, it can be mounted to a bench for stationary use and includes a clamping system for portable use. Used in applications such as building cabinets, furniture or other high precision woodworking endeavors. Includes: 1 pocket hole jig with clamps, 3/8" step drill bit; 3 step drill stops: 1/4", 5/16", 3/8", hex wrench, 6" steel square drive bit, square drive screws.. Heavy-Duty Aluminum Extrusion And Hardened Steel Frill Bushings. Built To Be Portable Or Bench Mounted And Designed With A Clamping System Built In. Stop Collar For Drill. Hex Wrench For Collar. 6-Inch Square Drive Bit And Screws