| 661 | Air Hydro Converters | Company Product |
| 662 | Air Impact Wrench | Company Product |
| 663 | Air Intake Box | Company Product |
| 664 | Air Intake Hose | Company Product |
| 665 | Air Leak Detector | Company Product |
| 666 | Air Logic Valves | Company Product |
| 667 | Air Lubricators | Company Product |
| 668 | Air Manifold Rental | Company Product |
| 669 | Air Manifolds | Company Product |
| 670 | Air Manifolds Rental | Company Product |
| 671 | Air Marshal Training | Company Product |
| 672 | Air Master Pump | Company Product |
| 673 | Air Master Pumps | Company Product |
| 674 | Air Masters | Company Product |
| 675 | Air Measuring Instruments | Company Product |
| 676 | Air Meters | Company Product |
| 677 | Air Monitoring | Company Product |
| 678 | Air Monitoring Equipment | Company Product |
| 679 | Air Motors | Company Product |
| 680 | Air Movers | Company Product |
| 681 | Air Movers Rental | Company Product |
| 682 | Air Nailer | Company Product |
| 683 | Air Nailers | Company Product |
| 684 | Air Nails | Company Product |
| 685 | Air Operated | Company Product |
| 686 | Air Operated Diaphragm Pumps | Company Product |
| 687 | Air Operated Double Diaphragm Pumps | Company Product |
| 688 | Air Operated Hoists | Company Product |
| 689 | Air Operated Lubricators | Company Product |
| 690 | Air Operated Valves | Company Product |