Toolex Taper Shank Reamer - HSS Spiral Flute Long Length (H5) - 27.43 mm

Toolex Taper Shank Reamer, HSS Spiral Flute Long Length (H5) – 27.43 mm, is an intermediate precision tool designed to finish holes to exact size in a range of materials. Made from M2 high-speed steel, it features a taper shank for secure mounting in compatible machines and a long flute length for deep-hole reaming and extended reach.

With a left-hand spiral flute and right-hand cutting, this reamer delivers stable, controlled removal of material. It adheres to ISO H5 tolerance (D) and BS 328/4 standards, and is manufactured to order by Toolex Ltd. Please allow 24–48 hours for despatch. If the listing shows “in stock,” that refers to blanks ready to be machined into your reamer.

• ISO H5 tolerance for precise hole sizing: Delivers tight, repeatable hole dimensions across production runs, reducing rework and improving part quality.
• Long spiral flute for deep holes and smooth chip control: Gives extended reach and efficient chip evacuation, supporting cleaner finishes and faster cycle times.
• Taper shank with BS 328/4 compatibility: Fits standard taper-spindle tools securely, ensuring stable alignment and reliable cutting performance.

Designed for industrial and workshop use, this reamer helps you achieve consistent, accurate holes with fewer adjustments and less downtime. The standard taper shank makes it quick to swap in and out of machines, while the M2 HSS construction provides durability for repeated use on tough materials. Whether you are building prototypes or producing parts at scale, this reamer supports reliable results and streamlined workflows.