Toolex Taper Shank Reamer - HSS Spiral Flute Long Length (H5) - 18.12mm

The Toolex Taper Shank Reamer is an intermediate precision HSS (M2) long-series tool designed to finish holes with tight ISO H5 tolerance in deep bores. Its taper shank and extended length provide stable alignment and reach for demanding machining, making it ideal for engineers, machinists, and workshop professionals who need reliable, repeatable hole finishes in metalworking projects.

Made to order by Toolex and finished to BS 328/4 standards, this reamer features left-hand spiral flutes with right-hand cutting and an ISO H5 tolerance specification. The 18.12 mm diameter version combines robustness with precision, ready to mount in compatible tool holders. Please allow 24/48 hours for despatch as it is manufactured to order.

• 18.12 mm diameter, long-length taper shank: Provides extended reach and rigid guidance for deep holes, delivering consistent sizing and stable cutting in challenging workpieces.
• Left-hand spiral flute with right-hand cutting: Improves chip evacuation and delivers a controlled, smooth finishing action for reliable hole quality.
• ISO H5 tolerance with BS 328/4 standard: Ensures tight, repeatable hole sizes and compatibility with standard tooling and assemblies.

Used correctly with appropriate feeds, speeds, and lubrication, this reamer helps you achieve accurate hole dimensions on the first pass, reduces rework, and keeps your workflow efficient. Its M2 high-speed steel construction and long-length design are built for durability in demanding applications, making it a dependable choice for precision hole finishing.