Reamer, left-hand helix / right-hand cutting
- Reamer with regular pitch and 5 edges.
- Left-hand helix 20°, right-hand cutting
- This option demands item no. CH-50052380 (Complex drills / step drills).
- Special broach with uneven bevel edges.
- Straight fluted, right-hand cutting.
- The flute is ground with the calculated profile wheel.
- This option demands item no. CH-50052360 (Complex milling cutters).