Precise, adjustable depth control Adjustable scale ring lets you set the exact drilling depth to prevent over- or under-drilling. Ideal for tasks where consistent countersink depth matters and for professional carpenters who need repeatable results. Built-in limiters and rotating stop for safer drilling Limiters reduce slipping and distractions when drilling in wood. The rotating depth stop lowers the risk of accidental surface damage and helps maintain steady, accurate cuts. Durable construction for long service life Made from high-strength alloy and high-speed steel (HSS) for excellent wear resistance and stability. The rugged finish resists rust and simplifies maintenance so the tool stays reliable job after job. Easy to install and comfortable to use 1/4 inch hex shank ensures quick installation and removal. Compact, lightweight design with an ergonomic grip improves control and reduces user fatigue during extended use. Key attributes Function: Adjustable countersink/drill bit with depth control and limiters Material: High-strength alloy and high-speed steel (HSS) Shank: 1/4 inch hex shank for easy installation/removal Performance: Precise, repeatable depths; reduced slipping and accidental damage; wear- and rust-resistant Practical use scenarios Cabinet and furniture installation: Set the exact countersink depth for screw heads to sit flush without splitting the wood. Hinge and hardware fitting: Quickly drill consistent pilot holes and countersinks when installing hinges, locks, or handles. Trim and finish carpentry: Achieve neat, repeatable recesses for screws in trim, baseboards, and moldings to speed up finishing work. Why choose this sink drill Prevents costly mistakes from over-drilling Improves safety and focus with built-in limiters and a rotating stop Built to last with HSS and alloy construction Fast to install and comfortable to operate for professional workflow efficiency