- This comprehensive set features hardened steel collars compatible with wrenches, providing reliable accuracy across various drill bit types including twist, spade, and masonry bits. - Perfect for woodworkers, professional tradespeople, and DIY enthusiasts who require consistent drilling depth for cabinetry, furniture assembly, and hardware installations. - Carbon steel construction of split rings ensures secure positioning on any drill, while tool surfaces are protected by the screw-type attachment. - The precision-engineered stop collars guarantee accurate depth control, making them essential for woodworking projects and precise drilling tasks. - Ideal applications include: - Installing cabinet hardware with uniform depth. - Assembling furniture components to ensure fit and stability. - Drilling into masonry for wall fixtures with accurate depth control. - Designed for durability and performance, this set meets the demands of both professionals and hobbyists, ensuring every project is completed with precision.