The Toolex Reamer is an intermediate precision HSS straight-shank tool designed for finishing holes with reliable concentricity. Featuring a left-hand spiral flute and right-hand cutting, it delivers a controlled, clean bore suitable for precise machining applications. Diameter: 18.03 mm Material: HSS (M2) Shank: Straight Flute direction: Left-hand spiral flute Cutting direction: Right-hand Standards: DIN 212-B Tolerance: ISO H5 Supplier: Toolex Ltd (manufactured to order) Lead time: Despatched within 24–48 hours This reamer is built to order, ensuring you receive a tool matched to your machining needs. The ISO H5 tolerance class guarantees a tight bore, improving fit and function in mating components. With its straight shank and DIN 212-B geometry, it integrates smoothly with standard collets and drive systems, providing repeatable results across multiple setups. The combination of left-hand spiral flutes and right-hand cutting supports efficient material removal and reduces chatter during finishing passes, helping you achieve consistent bore quality in steel and other machinable metals.