Toolex Reamer - Straight Shank - Spiral Flute - Stub Length - Carbide - Through Coolant - H4 - 8.20mm

The Toolex Straight Shank Reamer, 8.20 mm diameter, is an intermediate precision carbide (k10) stub-length reamer designed to finish pre-drilled holes with tight circularity. It features a left-hand spiral flute and right-hand cutting, with through coolant to flush chips and keep the cutting edges clear. Built to DIN 8093 and delivering an ISO H4 tolerance, this reamer provides dependable, repeatable hole sizes across production runs.

This item is manufactured to order; please allow 24/48 hours for despatch. If the listing shows “in stock,” that refers to blanks held ready to machine into the finished reamer for you.

• 8.20 mm diameter carbide stub reamer: Enables precise hole finishing at the exact size required, with a compact stub form that minimizes tool deflection in depth drilling.
• Left-hand spiral flute with right-hand cutting: Delivers predictable reaming direction and efficient chip control for cleaner holes and smoother finishes.
• Through coolant, DIN 8093, and ISO H4 tolerance: Ensures reliable chip evacuation, consistent sizing, and easy mating with standard components.

In practice, this reamer helps you achieve accurate, repeatable holes with minimal rework, compatible with common tooling setups, and suitable for a range of materials. The through-coolant design supports longer cycles and steadier performance, making it a dependable choice for both professional shops and serious hobbyists pursuing consistently high-quality finishes.