Features Durable Aluminum Alloy Construction - Crafted from high-quality aluminum alloy, this inclined drilling tool ensures exceptional durability and a longer service life for all your woodworking projects Comprehensive Accessory Set Included - This set comes with essential accessories, providing everything you need to get started with your pocket hole system right away, enhancing your productivity Boost Your Work Efficiency - Designed to significantly improve your working efficiency, this woodworking tool allows for precise drilling, helping you complete your projects faster and with greater accuracy Ergonomic Plastic Handle for Comfort - The included plastic handle is designed for a comfortable grip, reducing strain during extended use and allowing for better control while drilling Compact and Practical Design - Featuring a space-saving design and thoughtful craftsmanship, this pocket hole jig is easy to store and transport, making it a reliable addition to any carpenter's tool collection Features: 1、Well selected high-hardn high speed drill with good sharpn and wear resistance,drilling efficiency is great. 2、The blade is incisive from the special sharpening proc, and the drilling speed is fast. 3、The drill has strong wear resistance and strong drilling ability, which is suitable for industrial and household use. 4、Each set including 20 pcs of drill bits for quick replacement. 5、Applicable to normal gun drill and electric drill. Specification: Item Type:Drill Bit Material:High Speed Steel Diameter:3.2mm/3.5mm(Optional) Application: Used for drillling stainl steel, iron, copper, aluminum, wood, acrylic board, etc. Package List: 20 x Drill Bit Package List 20 x Drill Bit