The Toolex Reamer - Spiral Flute - Straight Shank - HSS - H5 - 28.49mm is a precision finishing tool designed for machinists who require reliable, intermediate-precision hole reaming. Built for consistent size and finish, it’s ideal for stainless, alloy, and softer metals where a clean, accurate bore is essential. Material: High-speed steel (M2) reamer for durability and stable cutting performance. Flute configuration: Left-hand spiral flute with right-hand cutting for efficient chip evacuation and controlled material removal. Shank type: Straight shank compatible with standard collets and drill chucks for straightforward tool setup. Tolerance: ISO H5 tolerance under DIN 212-B specification to achieve precise bore dimensions. Size: 28.49 mm nominal diameter as listed in the product title. Brand and production: Supplied by Toolex Ltd; manufactured to order to meet exacting reaming requirements. Lead time: Despatched within 24–48 hours after order placement. This reamer is engineered to deliver uniform hole finishes and reliable size control across a range of materials. The combination of M2 HSS and a left-hand spiral flute supports steady material removal while maintaining concentricity, helping to reduce runout and improve surface quality. Ideal for finishing operations following drilling, it provides a practical, single-tool solution for shops that value accuracy without sacrificing throughput.