Toolex Reamer - Straight Shank - Spiral Flute - Stub Length - Carbide - Through Coolant - H4 - 5.12mm

Achieve precisely finished 5.12 mm through-holes with this straight shank carbide reamer from Toolex. Designed for engineers, machinists, and workshop professionals, it delivers consistent hole size with reliable surface finish across a range of materials, from alloys to hardened steels.

This intermediate precision carbide (k10) stub reamer features a left-hand spiral flute with right-hand cutting, through coolant delivery, and follows DIN 8093. Tolerances are set to D = ISO H4, ensuring tight control of hole diameter. It is manufactured to order by Toolex Ltd., with dispatch typically within 24–48 hours.

• Carbide construction (k10) with stub length: Provides high rigidity and wear resistance for precise hole finishing, helping maintain accuracy and repeatability in demanding materials.
• Through coolant and left-hand flute design: Delivers coolant directly to the cutting edge and promotes efficient chip evacuation for cleaner finishes and longer tool life.
• DIN 8093 / ISO H4 precision: Delivers a tightly controlled 5.12 mm hole with consistent results across production runs.

With this reamer, you can expect smoother workflows, fewer rework steps, and dependable results across jobs. The combination of carbide durability, stable stub-length geometry, and a proven tolerance standard helps you finish holes to spec quickly, accurately, and repeatably, reducing downtime and improving overall productivity.