This high-quality frame drill bit is designed to create precise and clean pilot holes for door and window frames for frame screws. The bit ensures that the screws can be installed at the correct depth and angle without material cracking or unnecessary extra steps. Made from durable HSS steel, it provides long service life and consistent drilling performance even in tougher materials. The bit has a 14 mm diameter and a total length of 100 mm, making it ideal for a wide range of frame installations. The adjustable 5 mm center drill keeps drilling aligned and provides confidence in every step. This frame drill bit is a reliable choice for both professionals and DIY users when a quick, clean, and durable installation is required.