Toolex Reamer - Taper Shank - Spiral Flute - Standard Length - HSS - H5 - 17.88 mm

This taper-shank reamer from Toolex is designed for finish-machining tapered holes with outstanding precision. Built from M2 high-speed steel (HSS) and finished to ISO H5 tolerance, it delivers a consistent bore size at 17.88 mm and fits standard BS 328/4 tool holders for secure mounting.

With a left-hand spiral flute and right-hand cutting, it promotes stable cutting and efficient chip evacuation for a clean, accurate bore. It is manufactured to order by Toolex Ltd, with dispatch typically within 24–48 hours.

• Left-hand spiral flute with right-hand cutting: Stable cutting action and efficient chip evacuation for a clean, true bore.
• ISO H5 tolerance (-0 +.005 mm): Ensures a consistently precise bore size across production runs for reliable mating and repeatability.
• Taper shank in BS 328/4 (M2 HSS): Durable cutting edges with secure mounting in compatible toolholders, supporting repeatable alignment.

This reamer helps you achieve consistent bore quality, reduces rework, and fits into standard machining setups. The combination of robust M2 HSS, tight ISO tolerance, and a BS 328/4 taper shank makes it a dependable choice for intermediate-precision finishing in professional workshops or manufacturing environments.