General description Drill guides are available in 30°, 45°, and 90° drilling angles. This efficient and compact angled drill guide is easy to carry and suitable for 90° horizontal deck posts as well as 45° and 30° angle stair railings. The angle is fixed without deviation, ensuring precise drilling. Technical specifications Drilling angles: 30°, 45°, 90° Drilling guide hole sizes: 3/8 inch (9.52 mm), 5/16 inch (7.93 mm), 1/4 inch (6.35 mm), 3/16 inch (4.76 mm) Material: Aluminum alloy Color: Red Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with most cable railing cable protector sleeves and lag screws Installation Can be used with locking C-clamps and F-clamps to prevent drill wobbling Allows for burr- and crack-free holes Usage Perfect for installing wood, aluminum, and stainless steel posts and deck railings Ideal for cable railings, stair deck railings, and DIY railing projects