Milwaukee Core Drill Motors
Milwaukee two speed core drill motors. 120 volt, 1-1/4" - 7 spindle .
| Motor | Part # | H.P. | Amps | Motor Protection |
RPM Range Low/High |
| 4004 | 159263 | 4.8 | 20A | Clutch | 300 - 600 |
| 4090 | 155976 | 2.5 | 15A | Shear Pin | 375 - 750 |
| 4094 | 154633 | 4.8 | 20A | Shear Pin | 450 - 900 |
| 4096 | 155540 | 4.8 | 20A | Clutch | 450 - 900 |
| 4097-20 | 159264 | 2.5 | 15A | Clutch | 500 - 1,000 |
Suggested Core Bit Diameters
for
use in
Medium Aggregate
| Motor | Low Speed | High Speed |
| 4004 | 7" - 14" | 4" - 7" |
| 4090 | 5" -8" | 2-1/2" - 5" |
| 4094 | 6" - 10" | 2-1/2" - 5" |
| 4096 | 6" - 10" | 2" - 6" |
| 4097-20 | 3" - 5" | 1-3/4" - 3" |