Toolex Reamer – Straight Shank, Spiral Flute, HSS-E, 12.90 mm is a precision tool designed for accurate hole enlargement and finishing in metalworking. Built for professional machinists and demanding workshop environments, it delivers reliable, smooth holes with tight tolerances. Diameter: 12.90 mm reaming diameter for precise hole enlargement and finishing. Shank type: Straight shank for easy clamping in a wide range of tool holders and machines. Flute design: Spiral flute promotes efficient chip evacuation and smooth cutting action. Material: HSS-E (high-speed steel with cobalt) for enhanced wear resistance and heat tolerance. Precision: Consistent performance yields accurate, high-quality holes with tight tolerances. Applications: Ideal for enlarging existing holes and achieving a controlled bore size across various metals. This reamer combines robust HSS-E construction with aেছive spiral flute geometry to maintain dimensional accuracy while reducing chip buildup. The straight shank enables flexible integration into numerous machining setups, from CNC mills to manual machines, ensuring reliable performance across different operations. Use it when you need a clean, precise bore that meets exacting requirements—whether refurbishing worn holes or bringing a component to a specific diameter.