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It uses intermediate precision carbide (K10) for durable cutting edges and long tool life
enabling accurate results across small slots and larger pockets
and fewer tool interruptions in demanding graphite workflows
21mm is an intermediate precision carbide (k10) stub reamer designed to finish pre-bored holes to ISO H4 tolerance (DIN 8093)
paired with a left-hand spiral flute and right-hand cutting to deliver controlled chip evacuation and stable cutting action
Toolex Reamer - Taper Shank - Spiral Flute - Standard Length - HSS - H5 - 18.96 mm FMH It uses intermediate precision carbideThe Toolex Reamer is an intermediate precision HSS taper shank reamer designed to finish holes to ISO H5 accuracy. It is built for engineers, machinists, tradespeople and hobbyists who need repeatable, high quality hole finishes in a range of materials. With an 18. 96 mm diameter and a left hand spiral flute paired with right hand cutting, this reamer adheres to BS 328 4 standards and is supplied by Toolex Ltd. It is manufactured to order and
