| Item Name | Counterbore Machine |
| Federal Supply Group (FSG) | Hand Tools |
| Federal Supply Class (FSC) | 5133 Drill Bits Counterbores and Countersinks Hand and Machine |
| National Item Identification Number (NIIN) | 01-050-6044 (010506044) |
| NCB Code | USA (01) |
| Manufacturer | Cleveland Twist Drill Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAVL | PILOT DIAMETER | 0.250 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AKZH | CUTTING END STYLE | INTERCHANGEABLE PILOT |
| ABHP | OVERALL LENGTH | 4.312 INCHES NOMINAL |
| CBBL | FEATURES PROVIDED | INTEGRAL PILOT |
| MATT | MATERIAL | STEEL OVERALL |
| AAZE | SHANK DIAMETER | 0.438 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
| AAZF | SHANK STYLE | STRAIGHT ROUND |
| ALAR | FLUTE QUANTITY | 3 |
| AKZL | NOMINAL CUTTING DIAMETER | 0.5000 INCHES |
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