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| D & R WELDING | 1935 E 60TH ST N SIOUX FALLS, SD | (605) 331-5675 |
| MACHINING SERVICES INC | 3501 N 1ST AVE SIOUX FALLS, SD | (605) 357-8113 |
| MALLOY MACHINE WORKS | 809 W RUSSELL ST SIOUX FALLS, SD | (605) 336-3693 |
| ORION SCREW MACHINE CO | 1105 N CLIFF AVE SIOUX FALLS, SD | (605) 357-9004 |
| TECHNICAL SERVICES INC | 2100 S FOX TRL SIOUX FALLS, SD | (605) 371-3526 |
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