- Arbor Hole Diameter: 25.4 mm, 25.4mm
- Country of Origin: SE
- Cutting Diameter: 63 mm
- Insert Holding Method: Clamp
- Insert Size: 4005
- Manufacturer Name: Seco Tools
- Material: Steel
- Maximum Hole Depth: 40 mm, 40mm
- Neck Diameter: 53.5 mm, 53.5mm
- Number of Threading Inserts: 9
- Overall Length: 50 mm, 50mm
- Tool Holder Style: R396.20
- Type: Internal/External
- Cutter Diameter Metric: 63mm
Seco 396.18/19/20 thread mills are versatile, cost effective process tools for anyone facing a variety of threads, parts and workpiece materials on the same machine. Multi-tooth indexable insert cutters use a double sided multi-tooth insert usable above 14 mm for both internal and external threads. Note the 396.20 has only one cutting side usable from 70 mm. The mills have up to 9 inserts for faster production time. A 40 mm insert is available with different thread profiles and pitches. Precision ground for perfect thread forms, it is available in our tough and durable F30M grade.