The Toolex Spiral-Flute Reamer is a straight-shank, high-speed steel finishing tool designed for machinists who require precise bore sizes and a clean surface finish. Built to meet ISO H5 tolerance, this reamer delivers consistent results for finishing holes to exact dimensions. Diameter: 20.76 mm Material: HSS (M2) Shank: Straight shank Flute direction: Left-hand spiral flute; right-hand cutting DIN standard: DIN 212-B Tolerance: ISO H5 (D) Brand: Toolex Ltd Lead time: Manufactured to order; despatch within 24–48 hours The reamer is designed for intermediate precision finishing, offering controlled material removal to achieve a true bore with minimal surface roughness. The left-hand spiral flute aids efficient chip evacuation and stability during cutting, while the straight shank ensures straightforward compatibility with standard reaming setups. Manufactured to Toolex’s standards, this tool provides reliable performance for applications requiring tight tolerances and consistent bore quality.