RUKO HSS Flat Counter Sinker with Fixed Guide, Medium Grade for Through Hole, DIN 373, Tin Finish, 6.0 mm Diameter, 71.0 Length, R102408T

Ruko Din 373 Hss-tin Medium Grade M3 Flat Countersink. RUKO DIN 373 HSS-TiN Medium Grade M3 Flat CountersinkAchieve unparalleled precision and a flawless finish in your metalworking projects with the RUKO DIN 373 HSS-TiN Medium Grade M3 Flat Countersink. Engineered for professionals and demanding craftsmen, this high-performance accessory is designed to create perfect, flat-bottomed recesses for various screw heads, ensuring a clean, professional, and secure fit every time. It is an indispensable tool for applications requiring superior accuracy and durability.The core of this countersink´s exceptional performance lies in its advanced HSS-TiN construction. The High-Speed Steel body provides the toughness and resilience needed for demanding tasks, while the Titanium Nitride (TiN) coating offers a significant advantage. This micro-thin ceramic layer dramatically increases surface hardness and provides excellent thermal stability, allowing you to work at higher cutting speeds and feeds without compromising the tool´s integrity. The TiN coating also reduces friction, preventing material build-up (cold welding) on the cutting edges and ensuring a smoother operation and an extended service life, making it a cost-effective investment for any workshop.Engineered to the rigorous DIN 373 standard, this tool is perfectly suited for countersinking hex head and cylindrical head screws. Its precisely ground 180° countersink angle creates the ideal flat seat, allowing the screw head to sit flush and perpendicular to the workpiece surface. This is critical for achieving optimal clamping force and a professional, snag-free finish. The design features 3 cutting edges configured for a standard right-hand cut, which work in unison to deliver a smooth, efficient, and chatter-free cutting action. This geometry ensures clean shearing of the material, resulting in a burr-free hole that requires no secondary finishing.Versatility is a key benefit of this premium countersink. It is highly recommended for steel, cast iron, light metals, and non-ferrous metals. Whether you are fabricating steel frames, assembling machinery with cast components, or working on aluminum or brass projects, this tool provides consistent and reliable results across a wide range of common industrial and workshop materials. It is specifically optimized for through holes with a medium pitch, making it a go-to solution for many standard fastening applications.Designed for ease of use and compatibility, the tool is fitted with a universal cylindrical shank. This allows for a firm and secure grip in the chuck of standard corded and cordless drills, drill presses, and milling machines, ensuring stable and precise operation. To protect your investment, each RUKO countersink is delivered in a robust, translucent plastic case with a hanger. This practical packaging not only shields the sharp cutting edges from damage during transport and storage but also provides a convenient way to organize your tools, keeping your workspace tidy and your accessories readily accessible. Elevate your workmanship with the precision, efficiency, and durability of the RUKO DIN 373 HSS-TiN Flat Countersink. tradeinn Bricoinn

Shank Diameter : 5.0 mm Cutting direction: Right hand cut Cutting edges: 3 Countersink angle: 180 degree Shank: Cylindrical