| 1809 | 41672 | MORSE CUTTING TOOLS DIV OF MORSE CUTTING TOOL CORP |
| 307-23 | 13130 | CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC |
| 307-23 | 1NEX4 | KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS GROUP |
| 45131 | 13130 | CLEVELAND TWIST DRILL CO DIV OF GREENFIELD INDUSTRIES INC |
| 45131 | 1NEX4 | KENNAMETAL INC. DIV KENNAMETAL INDUSTRIAL PRODUCTS GROUP |
| 52222 | 42970 | LEAR SIEGLER INC NATIONAL TWIST DRILL AND TOOL DIV |
| 52222 | 78197 | STANDARD TOOL CO DIV OF LEAR SIEGLER INC |
| 58-10138 | 71485 | UNION BUTTERFIELD CORP P O BOX 9000 CRYSTAL LAKE IL 60039 |
| 612 | 71201 | BRUBAKER TOOL CORP |
| 7023010 | 20528 | ENCO MFG CO |
| A554 | 72295 | F & D TOOL CO INC |
| B418 1/2 | 71485 | UNION BUTTERFIELD CORP P O BOX 9000 CRYSTAL LAKE IL 60039 |
| B94.19 TABLE 5 | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED |
| GGG-C-755 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
| MS15691-23 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |