Sturdy materials: Made of aluminum alloy, sturdy, reusable and high strength. Compact and portable: The position drill fixture is highly portable to meet various needs, does not take up your space, and is suitable for both project and mobile work. Multiple types of drill sleeves: The woodworking drilling tools are equipped with drill sleeves of different sizes (3mm/0.12 inches, 4mm/0.16 inches, 5mm/0.20 inches, 6mm/0.24 inches, 7mm/0.28 inches, 8mm/0.32 inches, 9mm/0.35 inches, 10mm/0.39 inches) to meet your various working requirements. Improve work efficiency. Accurate and efficient: The straight hole drilling positioning instrument offers high drilling accuracy, enhances work efficiency, is easy to operate and use, and can be well fixed. Applicable occasions: The positioning punching machine is suitable for sofas, chairs, wooden cabinets, stools, bookshelves, dressing tables, artworks, etc., with a wide range of uses. Color: As shown in the picture.