The Toolex Reamer with a straight shank and spiral flute delivers precise hole enlargement and finishing for professionals who demand consistent accuracy in metalworking. Designed for machinists and workshop use, this HSS-E reamer combines durability with reliable performance across a range of materials. Diameter: 12.83 mm Shank: Straight shank for broad compatibility with common toolholding systems Flute design: Spiral flute for efficient chip evacuation and smoother cutting Material: HSS-E (high-speed steel with cobalt) for enhanced durability and heat resistance Precision performance: Consistent, smooth holes with tight tolerances With its spiral flute and cobalt-enhanced steel, this reamer improves chip flow and heat resistance, helping extend tool life and minimize rework. Use it to enlarge existing holes or achieve precise diameters in a variety of metals, delivering clean finishes and improved bore roundness. The straight shank supports flexible clamping across CNC mills, drill presses, and other machine tools, enabling quick setup and consistent results across multiple jobs.