this reamer supports repeated accuracy across workpieces
and delivers consistent surface quality across demanding applications—from molds to aerospace components—so you can complete jobs faster with confidence
HSS-E (M35 cobalt) substrate for extended wear: The cobalt-enhanced high-speed steel delivers improved hardness and heat resistance
DIN 212-B tolerance D = 0 + 0
and consistently high-quality results on materials below 55 HRc
Toolex Reamer - Straight Shank - Spiral Flute - Stub Length - Carbide - Through Coolant - H4 - 4.18mm Milling Cutter Arbors this reamer supports repeated accuracyThe Toolex Reamer, Straight Shank, Spiral Flute, Stub Length, Carbide, Through Coolant, H4, 4. 18mm is an intermediate precision carbide reamer designed to finish small diameter holes with reliable dimensional control. This straight shank tool is ideal for through coolant setups where chip evacuation and thermal management matter, delivering consistent results across jobs. Through Coolant Design: coolant flows directly through the shank to the cutting