Excellent Material: This multi angle drill guide jig is crafted from industrial grade aluminum alloy for long term durability and reliable strength. The CNC anodized surface delivers a smooth touch, resists rust and corrosion, and keeps all scale markings clear and easy to read even after repeated use in demanding jobsite conditions.Accurate 3 Angles: Designed with fixed drilling angles of 30°, 45° and 90°, this portable drill guide keeps your bit locked on target with minimal deviation. Quickly drill straight and angle holes in posts, railings and deck frames using your impact drill, significantly improving accuracy, saving setup time, and boosting overall work efficiency.Various 4 Hole Sizes: The pocket hole jig offers four different size guide track holes from 3/16" to 6/16", compatible with most popular cable railing kit hardware. This versatile range supports common cable diameters used on decks, stairs and balconies.Easy Operation: The drilling angle guide fixture is user friendly and works seamlessly with locking C clamps and F clamps to stabilize your work. By securely holding the jig in place, it prevents swinging or shifting during drilling, and helps you achieve clean, precise, crack free holes in both wood and metal materials.Versatile and Safe: Ideal for portable drilling rigs, this aluminum pocket hole jig is widely used for installing wooden and metal deck railing posts for cable railings and stairs handrails.Color: RedMaterial: MetalPackage Contents:1* drill jig 4 Drill BitsOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.