| PSC | Description
|
| 3405 | Saws & filing machines |
| 3408 | Maching centers & way-type machines |
| 3410 | Elect & ultrasonic erosion machines |
| 3411 | Boring machines |
| 3412 | Broaching machines |
| 3413 | Drilling & tapping machines |
| 3414 | Gear cutting & finishing machines |
| 3415 | Grinding machines |
| 3416 | Lathes |
| 3417 | Milling machines |
| 3418 | Planers & shapers |
| 3419 | Misc machine tools |
| 3422 | Rolling mills & drawing machines |
| 3424 | Metal heat treating eq |
| 3426 | Metal finishing eq |
| 3431 | Electric arc welding eq |
| 3432 | Electric resistance welding eq |
| 3433 | Gas weld heat cut - metalizing eq |
| 3436 | Welding positioners & manipulators |
| 3438 | Misc welding eq |
| 3439 | Misc weld solder & brazing supply |
| 3441 | Bending & forming machines |
| 3442 | Hydraulic/pneumatic power press dr |
| 3443 | Mechanical presses power driven |
| 3444 | Manual presses |
| 3445 | Punching & shearing machines |
| 3446 | Forging machine & hammers |
| 3447 | Wire & metal ribbon forming machs |
| 3448 | Riveting machines |
| 3449 | Msc secondary metal form-cut mach |
| 3450 | Machine tools portable |
| 3455 | Cutting tools for machine tools |
| 3456 | Secondary metal mach-cutting tools |
| 3460 | Machine tool accessories |
| 3461 | Secondary metalworking mach-access |
| 3465 | Production jigs fixtures & template |
| 3470 | Machine shop sets kits & outfits |