The Toolex Spiral Flute Reamer with a straight HSS (M2) shank is built for intermediate precision hole finishing in metalworking. It’s designed for engineers and workshop machinists who need consistent bore size and a smooth interior finish. Diameter: 21.42 mm Material: HSS (M2) high-speed steel for wear resistance and long tool life Shank: Straight shank for compatibility with standard collets and holders Flute: Left-hand spiral flute for efficient chip evacuation in the chosen cutting direction Cutting direction: Right-hand cutting for conventional reaming action Standards: DIN 212-B Tolerance: ISO H5 for precise bore sizing Brand: Toolex Ltd Manufacturing and delivery: Manufactured to order; despatch within 24–48 hours Stock note: If listed as in stock, this refers to blanks ready for manufacture; the reamer itself is produced to order This reamer delivers a controlled, accurate hole with a clean finish, making it ideal for finishing drilled bores in steel and other alloys. The M2 high-speed steel and strict ISO H5 tolerance help maintain dimensional stability across multiple uses, while the DIN 212-B specification ensures compatibility with standard tooling setups. With Toolex’s manufacturing lead time, you can plan production around a reliable, on-demand reaming solution that arrives ready to fit into your machining workflow.