90 Degree Hole Guide Drill Jig – Precision Drilling for Cable Railing Installations Get accurate, consistent drilling for cable railing projects with this multiangle drill guide jig. Designed for use on wood, aluminum, or stainless steel deck posts, this tool ensures precise hole alignment, whether working on straight horizontal runs or angled stair railings. Key Features and Benefits: Fixed Angle Options: Includes preset drilling guides at 30°, 45°, and 90° for dependable alignment in different railing configurations. Ideal for both straight and angled cable runs. MultiAngle Flexibility: Offers three stable drilling orientations, enabling straight 90° holes or precise angled holes at 30° and 45°. This makes it easier to tackle complex railing structures without guesswork. Multiple Hole Sizes: Equipped with guide holes in 3/8 inch (9.52 mm), 5/16 inch (7.93 mm), 1/4 inch (6.35 mm), and 3/16 inch (4.76 mm) to fit a wide range of standard cable railing lag screws and hardware. Allows quick bit changes without losing alignment. Stable, Secure Operation: Compatible with locking C clamps or F clamps to prevent movement during drilling, improving control, accuracy, and repeatable performance. Durable Performance: Built for repeated use in both DIY and professional settings, ensuring reliable results over multiple projects. Practical Applications: 1. Installing horizontal cable railing on deck posts – achieve straight holes aligned to the hardware for clean, professional results. 2. Drilling precise angled holes for stair railings – maintain consistent angles for smooth cable transitions between posts. 3. Working with mixed materials – perform accurate drilling on wood, aluminum, or stainless steel posts without damaging the work surface. This drill guide jig is an essential tool for anyone looking to streamline cable railing installation with accuracy, speed, and professionalgrade results.