Toolex Taper Shank Reamer - HSS Spiral Flute Long Length (H5) - 21.42mm

The Toolex Taper Shank Reamer is an intermediate-precision HSS (M2) long-series tool designed to finish holes to ISO H5 tolerance. With a 21.42 mm diameter and a BS 328/4 taper shank, it mounts securely in compatible toolholders for accurate alignment. Manufactured to order by Toolex, despatch is within 24–48 hours, giving you reliable availability for demanding schedules.

• Extended reach for deep holes: The long-length taper shank provides extended reach without sacrificing rigidity, enabling precise finishing in deeper features and complex workpieces.
• Left-hand spiral flute with right-hand cutting edge: This combination improves chip control and delivers a stable, clean finish across materials, helping reduce reworks and improve surface quality.
• ISO H5 tolerance with BS 328/4 taper: Ensures a consistent hole size and reliable engagement with standard toolholders, supporting repeatable results in production and setup accuracy.

Using this reamer helps you achieve precise hole finishes with dependable repeatability and fewer reworks. The extended reach reduces tool changes, while the standardized taper shank speeds up setup and alignment, delivering consistent performance when you need dependable, long-lasting cutting capability.