Toolex Die Maker Reamer HSS-E Straight Flute SS M35 COB 5% - 2-1mm

The Toolex Die Maker Reamer is a precision straight-flute reamer designed for die and mold finishing. It’s built for machinists, toolmakers, and enthusiasts who need clean, accurately sized holes with minimal rework.

Made from HSS-E with M35 cobalt, this reamer features a 5% taper and right-hand cutting for controlled material removal and dependable results. The straight flute design provides stable cutting performance and predictable bore finishes, while the tight tolerance set helps you achieve repeatable bore sizes across parts.

• 5% taper for precise hole finishing: Guides the tool to an accurate bore size, delivering a clean, consistent finish and reducing the need for additional sizing operations.
• Straight flute with right‑hand cutting: Ensures stable cutting action and reliable material removal for smooth, repeatable bore quality.
• HSS‑E (M35 cobalt) alloy for durability: The cobalt-enhanced steel resists wear in tough die and mold materials, extending tool life and supporting consistent results with tight tolerances (D ±0.05 mm, d ±0.05 mm, L ±1 mm, d1 = h8).

Using this reamer helps you achieve precise, ready-to-use holes that improve part fit and reduce downtime. It supports faster setup, fewer reworks, and reliable performance across repeated production runs, making it a dependable choice for professional shops and skilled hobbyists alike.