Toolex Reamer - Taper Shank - Spiral Flute - Standard Length - HSS - H5 - 20.71 mm

The Toolex Reamer is an intermediate precision HSS (M2) taper shank reamer designed to finish internal holes to ISO H5 tolerance. It has a 20.71 mm nominal diameter and a standard-length body, making it a reliable choice for precise finishing in metalworking, toolmaking, and machining jobs.

With a left-hand spiral flute and right-hand cutting, this reamer delivers smooth, accurate finishes and efficient chip control. It follows the BS 328/4 taper shank standard and is supplied by Toolex Ltd. The product is manufactured to order, please allow 24/48 hours for despatch.

• ISO H5 tolerance (-0 to +0.005 mm): Ensures precise hole dimensions with minimal finishing work and improved fit accuracy.
• Left-hand spiral flute, right-hand cutting: Provides consistent finishes and effective chip evacuation for reliable results.
• BS 328/4 taper shank, standard length: Fits common toolholders for secure seating and repeatable performance in everyday workflows.

This reamer helps you achieve accurate internal diameters with fewer passes, improving workflow and reducing rework. The M2 HSS material offers solid wear resistance for repeated use, while the taper shank design ensures stable alignment in compatible equipment. Manufactured to order by Toolex, it arrives ready for precise finishing tasks at 20.71 mm diameter and ISO H5 tolerance, making it a dependable choice for engineers, machinists, and workshops seeking consistent results.