Dunham D003-MM2 Expanding Mandrel 0.500-1.250 in Range 3/4 in Straight Shank
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The Dunham D003-MM2 is an MM2 size expanding mandrel from the Dunham Tool Company Miser Mandrel Series, made by the Dunham Tool Company, a division of Lisle Corporation. It has a six-segment slotted expanding body and a center socket-head screw, which expands the segments to grip a bore from the inside. According to the included Dunham drawing, the MM2 has a machineable range of 0.500 in to 1.250 in, a 1.500 in long expanding body, a 1.250 in body diameter, a 0.750 in diameter straight shank with 1.500 in shank length, and a 3.313 in overall length. This unit is new and comes in its original Dunham-labeled box with the series dimension drawing.
Product Specifications
| Brand | Dunham |
| Manufacturer Part Number | D003-MM2 |
| Series | Miser Mandrel Series |
| Mandrel Number | MM2 |
| Machineable Range | 0.500 in - 1.250 in |
| Expanding Body Length | 1.5 in |
| Expanding Body Diameter | 1.25 in |
| Overall Length | 3.313 in |
| Shank Diameter | 0.750 in |
| Shank Length | 1.5 in |
| Shank Type | Straight |
| Number of Segments | 6 |
| Actuation | Center socket-head screw |
| Included Items | Dimension drawing sheet |