Toolex Taper Shank Reamer - HSS Spiral Flute Long Length (H5) - 12.69mm

The Toolex Taper Shank Reamer is an intermediate precision HSS long-series tool designed for finishing holes to tight tolerances in metalworking and machining environments. Its taper shank ensures secure seating and repeatable alignment, while the left-hand spiral flute and right-hand cutting deliver controlled material removal for a clean, accurate bore. Manufactured by Toolex Ltd to BS 328/4 standards, it carries an ISO H5 tolerance for consistent results.

Because this item is manufactured to order, despatch is typically within 24–48 hours. The reamer features a 12.69 mm nominal diameter and is made from high-speed steel (M2) for a balance of hardness, wear resistance, and toughness. It conforms to BS 328/4 standards and carries an ISO H5 tolerance for precise bore finishing.

• Left-hand spiral flute with right-hand cutting: Delivers controlled cutting action and efficient chip removal, producing a clean, precise bore with minimal heat buildup.
• Long-series taper shank with ISO H5 tolerance: Provides secure seating in the holder and tight, repeatable hole sizes across parts.
• BS 328/4 standard and made to order: Ensures you get the exact tool for your application with a reliable 24–48 hour dispatch window and adherence to industry standards.

Using this reamer helps you achieve consistent bore finishes across production runs, reduces the need for rework, and supports smoother workflows in workshops and on shop floors. The durable M2 high-speed steel construction pairs with a precise taper shank to deliver reliable performance through repeated use and varied drilling conditions.