Item No.:
943111304109
Product Description
- Overlength twist drill with cylindric shaft
- Polished profile
- Lateral rake angle larger than normal
- Core thickness significantly thicker than normal, without increasing core
- Chip grooves with strong rounded back edges
- Surface with nitrated chamfer
- Blank and polished grooves
- Application
- Twist drills from "FORUM"
- Special drill for drilling extreme deep holes
- For bore up to 10 x D
- For drilling under extreme conditions in cast iron and Steels up to Max. 1000 N/mm²
- Material - High Performance Steel
- Spiral Angle - Right Spiral with 38° Angle
- Point Angle - 130°
- DIN 1869
- Type TF
