ULTIMATECUT 4S RUKO HSS DIN 355 90° conical countersink Ø 25 mm

The ULTIMATECUT 4S HSS RUnaTEC DIN 355 90° (Ø 25.0 mm) countersink is a high-precision tool designed to deliver superior performance when countersinking various materials. Its innovative design with four cutting edges, instead of three, allows for optimal force distribution, resulting in smoother and more efficient operation. This feature not only minimizes axial and radial forces but also ensures a perfect countersinking pattern, free from vibration marks.

The ULTIMATECUT 4S stands out for its ability to countersink diameters up to 40 mm, even when using hand-held screwdriving and drilling tools. Its 3-component shank ensures a firm grip and consistent power transmission, enhancing the user experience.

• Number of cutting edges: 4
• Coating: RUnaTEC
• Hold surface: 3-way spindle
• Cutting direction: Right-hand
• Material: HSS
• Standard: DIN 335
• Countersink angle: 90°
• Main application: 900 N/mm² steel, 1100 N/mm² steel, aluminum, plastic
• Other applications: bronze, cast iron
• Time savings: Up to 50%

With up to 3 times longer tool life, the ULTIMATECUT 4S countersink is An ideal option for those seeking quality and efficiency in their machining projects.