| A & K MOLD & MACHINING INC. | 1430 W FULLERTON AVE | (630)-543-0044 |
| ACEIK TOOL & SPECIALTY INC. | 220 W LAURA DR | (630)-543-7468 |
| ACTION ROTARY DIE INC. | 1208 W NATIONAL AVE | (630)-628-6830 |
| BASIC THREAD ROLLING INC. | 420 S ROHLWING RD | (630)-543-8391 |
| BERGST SPECIAL TOOLS INC. | 723 W ANNORENO DR | (630)-543-1020 |
| BEST AIRE ARMSTRONG MCHNCL | 1020 W REPUBLIC DR | (630)-543-7109 |
| BRAMIC INDUSTRIES INC. | 542 W WINTHROP AVE | (630)-628-1946 |
| C & C TOOLING | 1433 W FULLERTON AVE STE H | (630)-932-1196 |
| CAVALLO TOOL SERVICE INC. | 1714 W ARMITAGE CT | (630)-620-4445 |
| CENTERLINE MACHINING INC. | 420 KAY AVE | (630)-628-1736 |
| COMPRESSOR DEVELOPMENT CORP. | 509 S WESTGATE ST | (630)-628-0058 |
| DIAMOND EDGE MFG INC. | 644 W WINTHROP AVE | (630)-458-1630 |
| ELM MACHINING CORP. | 817 KAY AVE | (630)-628-0009 |
| FH SMITH MFG CO. | PO BOX 276 | (630)-543-7811 |
| FLEXTRON INC. | 130 W FAY AVE | (630)-543-5995 |
| HAUSERMANN DIE & MACHINE CO. | 300 W LAURA DR | (630)-543-6688 |
| HOEFLINGER MACHINING LTD | 59 W FACTORY RD | (630)-543-7508 |
| K & C DESIGN & MFG | 935 W NATIONAL AVE | (630)-543-3386 |
| KHK ENTERPRISES INC. | 400 W BELDEN AVE | (630)-628-0222 |
| KLM TOOL CO. | 930 S STILES DR | (630)-458-1700 |
| MANN MADE ENTERPRISES INC. | 221 E NORMANDY DR | (630)-834-3019 |
| MCNAMER TOOL & MACHINE CO. | 511 W INTERSTATE RD | (630)-543-6755 |
| MECHANICAL PRODUCTS CORP. | 330 W GERRI LN | (630)-543-4842 |
| MIKES CENTERLESS GRINDING INC. | 761 W RACQUET CLUB DR UNIT A | (630)-543-0857 |
| MIKES MACHINERY REBUILDERS | 25 W LAURA DR | (630)-543-6400 |
| MILCO PRECISION MACHINING INC. | 730 W ANNORENO DR | (630)-628-5730 |
| MILCO | 1048 W REPUBLIC DR | (630)-628-5730 |
| NKC INC. | 751 W WINTHROP AVE | (630)-628-9159 |
| POLMEX TOOL INC. | 30 W FAY AVE | (630)-628-1191 |
| PRECISE TOOL | 1233 CAPITOL DR | (630)-543-2159 |
| PRO QUA INC. | 305 W LAURA DR | (630)-422-2000 |
| SMITH MFG CO. | 1022 W NATIONAL AVE | (630)-543-7811 |
| T & L SHEET METAL INC. | 111 S LOMBARD RD STE 7 | (630)-628-7960 |
| VALVE SPECIALISTS INC. | 743 W ANNORENO DR | (630)-543-7400 |
