Milling Machine Arbors are made of top quality one piece forgings. Carefully heat treated and surfaces ground with extremely narrow tolerances assure a rigid setup and accurate machining operations. All threads are ground. Arbors are equipped with assorted width solid spacers and necessary running bushings with standard keyways and threaded arbor nut.
| Manufacturer Part Number | 400250 |
| Shank Type | Taper Shank |
| Taper Size | NMTB40 |
| Projection Flange to Nose End (Inch) | 20" |
| Arbor Diameter (Inch) | 1-1/2" |
| Model Number | 41-1/2 - B20-4 |
| Bushings Furnished | 1 |
| Running Bushing (Inch) | 2-1/8" X 3-3/4" |
| Product Type | Shell Mill Holder |
714.897.1700
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