- Calumet, Michigan, United States
- US $149.99
- Jan 30th
The Jacobs BT 40 ER 20 Tool Holder has 60 mm Projection and is prebalanced to 18,000 RPM. The Jacobs BT 40 ER 20 Tool Holder is used for milling, drilling, and reaming and is suitable for CNC machines and machining centers with automatic tool changers. The Jacobs BT 40 ER 20 Tool Holder features highly precise, accurate concentricity with T.I.R <= .0004-inch at 4x D from the nose.