Toolex Reamer - Spiral Flute - Straight Shank - HSS (M2) - 15.89 mm diameter. This intermediate precision reamer is designed for finishing holes with consistent tolerances in demanding workshop environments. Diameter: 15.89 mm Material: HSS (M2) Shank: Straight Flute direction: Left-hand spiral flute; right-hand cutting Standards & tolerance: DIN 212-B, ISO H5 Manufacturer: Toolex Ltd Lead time: Manufactured to order; despatch within 24–48 hours Stock note: In-stock wording refers to blanks ready to manufacture the reamer This reamer combines durability and precision: the M2 high-speed steel resists wear for repeated use, while the straight shank ensures broad compatibility with common collets and holders. The left-hand spiral flute with right-hand cutting provides controlled material removal and helps reduce chatter, resulting in a smooth, accurate finish that meets DIN 212-B standards and ISO H5 tolerance for dependable hole quality in precision applications.