Material: Aluminum alloy and plastic The red part is made of plastic Size: 11 * 3.7 * 8.6 inches (28 * 9.5 * 22 cm)The Easy to Drill Wood Drill Locator is designed to make wood drilling easier, straighter, and more accurate. Using a 1/4 inch hexagonal shaft, it can be used with cordless and rope drills, as well as impact drivers. The multidirectional use fence can be connected to any square base on these four sides. In addition, fences can be used in multiple directions. It can also be used as the edge of a circuit board. The built-in hexagonal drill has two pins in the center, which can be stored on board when not in use. When used, they are screwed into the bottom of the base and can be tightened with one of the column covers, which has a built-in hexagonal drill bit. Maximum Size Our woodworking drill positioner has a drill capacity of 1 inch, but if you remove it and invert it, you can install a drill up to 2 inches wide. The V-shaped groove on the base can easily be drilled into the center of logs such as round pins. Complete Accessories This kit features a key chuck, tapered depth control shaft, and limit ring, spring return, reversible chuck bracket, built-in V-groove, centering, and adjustable fencing.How to drill holes: 1. Adjust the drilling height according to the thickness of the plate. Tighten the clip to secure the drill rail to the wooden board. 3. Place the step drill into the pilot hole. 4. Turn on the electric drill and set it to a certain speed of 500-1500 rpm. Before drilling the half step drill bit into wood, drill slowly to improve accuracy.. Color: Red Package includes: 1 x drill positioner (excluding electric drills and drill bits) Note: Due to manual measurement, please allow a small error. Please make sure you dont mind before bidding. 2. Colors may vary depending on the display. Please understand. Hello, please pay attention to your shipping address when purchasing products. If your receipt information (such as name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly