Toolex Reamer - Taper Shank - Spiral Flute - Standard Length - HSS - H5 - 20.69 mm

The Toolex Reamer is a taper shank, spiral‑flute HSS finishing tool engineered for precise bore finishing. With a 20.69 mm diameter and standard length, it fits common machine spindles and delivers tight ISO H5 tolerance (-0 to +0.005 mm). The left‑hand spiral flute paired with right‑hand cutting provides a predictable cutting action and repeatable bore quality. Supplied by Toolex Ltd to BS 328/4 standards, this reamer is designed for engineers, machinists, and workshop use where consistent hole size matters. Manufactured to order, please allow 24/48 hours for despatch.

• Taper Shank for Secure Toolholding: Ensures rigid, repeatable alignment in machine spindles, reducing runout during finishing passes and improving bore consistency.
• ISO H5 Tolerance (-0 to +0.005 mm): Delivers tight, repeatable hole sizes that minimize rework and simplify downstream assembly.
• Left-Hand Spiral Flute with Right-Hand Cutting: Balances cutting action and chip control for a smooth bore finish across standard materials.

This reamer helps you finish holes accurately on the first pass, enhances workflow efficiency, and delivers reliable results across repeated jobs. Made from M2 high-speed steel for strength and wear resistance, it’s tailored for everyday use in workshops and production environments where bore quality matters.