AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Drill Step |
| Federal Supply Group (FSG) | Hand Tools |
| Federal Supply Class (FSC) | 5133 Drill Bits Counterbores and Countersinks Hand and Machine |
| National Item Identification Number (NIIN) | 01-146-4578 (011464578) |
| NCB Code | USA (01) |
| Manufacturer | Irwin Industrial Tool Company |
| MRC | Criteria | Characteristic |
|---|---|---|
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | HIGH SPEED STEEL; SINGLE BIT; SINGLE FLUTE; DRILLS 9 HOLES SIZE 1/4 TO 3/4 IN. DIA IN 1/16 IN. INCREMENTS; NO PILOT HOLE REQUIRED; FITS 3/8 IN. AND LARGER ELECTRIC DRILLS; 1/8 IN. DEPTH PENETRATION PER STEP |
| FTLD | III FUNCTIONAL DESCRIPTION | USED TO DRILL MULTIPLE SIZE HOLES IN THIN SECTIONS OF METAL UP TO 1/8 IN. THICK AS WELL AS IN PLASTIC AND WOOD |
| Relevant Components for NSN - 5133-01-146-4578, 5133011464578 | ||||
| 5120-01-103-0322 (5120011030322) | 5120-01-007-7538 (5120010077538) | 5130-01-044-1048 (5130010441048) | 5120-01-329-4821 (5120013294821) | |
| 5110-01-563-9475 (5110015639475) | 5133-00-187-9237 (5133001879237) | 5133-00-595-8847 (5133005958847) | 5120-01-253-8715 (5120012538715) | |
| 5120-00-627-7917 (5120006277917) | 5120-00-546-2249 (5120005462249) | 5120-01-399-9605 (5120013999605) | 5120-01-003-1493 (5120010031493) | |
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