| Brand name/Company name | Parent Company | S/C |
| M & G Fire | distributor | |
| Maag Pump Systems | Textron Corp | TEXTF |
| Mac Tools | Stanley Works | STNLY |
| Mag-lite | Mag Instrument Inc | MAGLI |
| Magnum Wire Braid Air Hose | Tipco | TIPCO |
| Mantis | Schiller-Pfeiffer Inc | SCHPF |
| Marathon Saw Blades | American Tool Companies Inc | ATOOL |
| Maremont | Arvin Meritor | ARVMR |
| Marlow | ITT Industries | ITTIN |
| Mar-Hyde | RPM Inc | RPM |
| Master Heater | Desa International | DESAI |
| Martin Tool & Forge | Martin Sprocket & Gear Inc | MSPRK |
| Maxi-cut(diamond blades) | Diamond Blade Depot Mfg | DIABD |
| Mayco Pumps | Multiquip Inc | MULTI |
| MBS Systems | Wabash National Corp | WABAS |
| McGill | EGS Electrical Group Canada LTD | EGS |
| McMillen | ATI Corp(Attachment Tech Inc) | ATI |
| Meckel Miller | Bacou-Dalloz Mfg Group | BACOU |
| Medalist | Thermadyne Industries Inc | THRMA |
| Melroe | Ingersoll-Rand | IRAND |
| Merry Mac | Mackissic Inc | MACKI |
| Merry Mid-tine | Mackissic Inc | MACKI |
| Merry Tiller | Mackissic Inc | MACKI |
| Michigan Corp | Pettibone Corp LLC | PETTI |
| Micromatic | Textron Corp | TEXTF |
| Micro Tig | Illinois Tool Works | ITW |
| Microtron Abrasives Inc | Katy Industries | KATY |
| Midland Forge | Columbus McKinnon Hoist Co | COLMK |
| Midland-Grau | Haldex Group | HBARN |
| Mighty Lift (pallet jack) | Candell Equipment Services Co | CANDE |
| Mighty Mac | Mackissic Inc | MACKI |
| Miller Fall Protection | Bacou-Dalloz Mfg Group | BACOU |
| Minifor | Tractel Inc Ltd | TRACT |
| Miracle-Gro | The Scotts Co | SCOTC |
| Monroe Auto Equipment Co(shock absorbers) | Tenneco Automotive | TENNC |
| Monroe Hardware | distributor | |
| Moog Automotive | Federal-Mogul Corp | FEDRL |
| Mopeco | Mobile Tool International | MOBTL |
| Morrison | Terex Corp | TEREX |
| Motive Gear Mfg | Midwest Truck & Auto Parts Inc | MDWTA |
| MovinCool | Denso | DENSO |
| Moxham Miller | Bacou-Dalloz Mfg Group | BACOU |
| Mr Heater | Enerco Technical Products | ENERC |
| MTI Insulated Products | Mobile Tool International | MOBTL |
| Muller Machine | Terex Corp | TEREX |
| Multi-Clean | Minuteman International Inc | MINUT |
| Mustang Mfg Co Inc | Gehl Corp | GEHL |
| National Bearings Inc | distributor | |
| National Concrete Accessories | Premetalco Inc | PREME |
| National Riverside | Scheu Mfg Co | SCHEU |
| National Seals | Federal-Mogul Corp | FEDRL |
| Neapco | UIS Inc | UIS |
| Ned-Kut | N-E-D Corp | NED |
| Neer | EGS Electrical Group Canada LTD | EGS |
| Nelson Heat Tracing Systems | EGS Electrical Group Canada LTD | EGS |
| Nelson Products(mufflers & exhaust prod.) | Fleetguard | FLETG |
| Nicholson | Cooper Tool Industries | COOPR |
| Nolff's Carburetion Inc | Woodward Industries | WOODW |
| Norco Inc(not Norco Industries Inc) | welding distributor | |
| Norseman | Consolidated Toledo Drill | CTDRL |
| Northtrail | L.B. Moore LTD Co. | LBMOR |
| Norton Co(Pro Cut & Clipper) | Saint-Gobain Inc | STGOB |
| Nu-Pride | Marshalltown | MARSH |
| Nu-Vision | Gates Corp | GATES |
| Optima Battery | Johnson Controls Inc | JCONT |
| Optrel | Bacou-Dalloz Mfg Group | BACOU |
| OPW Fueling Components | Dover Resources Co | DVRRS |
| Oregon Cutting Systems Inc | Blunt International Inc | BLUNT |
| Ortho | The Scotts Co | SCOTC |
| Osmocote | The Scotts Co | SCOTC |
| OTC Power Team | SPX Corp | SPX |
| O-Z/Gedney | EGS Electrical Group Canada LTD | EGS |
| Pacific Electricord | Leviton Mfg Co Inc | LEVTN |
| Pallet Mule | Wesley International | WESLE |
| Parker Sweeper | Minuteman International Inc | MINUT |
| Paslode | ITW/Illnois Tool Works | ITW |
| PAT-Kruger Inc | PAT America Inc | PATAM |
| Peltor | Aearo Corp | AEARO |
| Perfict-Fit | Bacou-Dalloz Mfg Group | BACOU |
| Perfect-Line | Thomas & Betts Corp | TMSBT |
| Pioneer Supply | distributor | |
| Plewes | Gates Corp | GATES |
| Plumb | Cooper Tool Industries | COOPR |
| Posi-Cut(diamond blades) | Diamond Blade Depot Mfg | DIABD |
| Power Boss | Minuteman International Inc | MINUT |
| Power Gear | Actuant Corp | ACTUA |
| Power-Packer | Actuant Corp | ACTUA |
| Powr-Flite | TTacony Co | TACNY |
| Powermate(Coleman) | Sunbeam Corp | SUNBM |
| Powermate(stair climbing dollies) | LP International Inc | LPINT |
| Power Mover | Ultra-Fab Products Inc | UTFAB |
| Power Tool | distributor | |
| Pow'r Gard Generator Corp | Baldor Electric Co | BALDR |
| Pratt & Lambert | Sherwin Williams | SHERW |
| Pretty Products Inc | Lancaster Colony Corp | LANCS |
| Primark | Vermont America Corp | VERMA |
| Pro Cut | Saint-Gobain Inc | STGOB |
| Proto | Stanley Works | STNLY |
| Proven Valu | Carquest Corp | CARQU |
| PRP Inc | distributor | |
| Pulsafe | Bacou-Dalloz Mfg Group | BACOU |
| Purolator | Arvin Meritor | ARVMR |
| QLT | Marshalltown | MARSH |
| Quiet Band | Bacou-Dalloz Mfg Group | BACOU |
| Quiet-flow(mufflers) | Tenneco Automotive | TENNC |
| R.S. Hughes Mfg Sales | distributor | |
| RAD Pneumatic Torque Wrenches | New World Technologies | NWWLD |
| Rainfair | LaCrosse Rainfair Safety Products | LACRO |
| Rammax | Multiquip Inc | MULTI |
| Rammer | Sandvik Inc | SAND |
| Ramset/Red Head | ITW/Illnois Tool Works | ITW |
| Ranch King | Electrolux Group | ELECT |
| Ransones | Textron Corp | TEXTF |
| Rapid Tackers & Staple | distributor | |
| Rawl Inc | Powers Fasteners Inc | PWRFN |
| Razorback | Union Tools | UNION |
| Reedrill | Svedala | SVEDA |
| Reese Hitches | Trimas Corp | TRIMS |
| Renfer Company Inc | distributor | |
| Rental Store Supply | distributor | |
| Rentquip | distributor | |
| Repcor | distributor | |
| Republic Powdered Metals | RPM Inc | RPM |
| Rexroth Corp | Robert Bosch | RBSCH |
| Rhino Industries Inc | Harbour Group | HBGRP |
| Ridgid | Ridge Tool Co | RIDGE |
| Roadrailer | Wabash National Corp | WABAS |
| Roberk | Gates Corp | GATES |
| Rockwell | Arvin Meritor | ARVMR |
| Rose Trowel | Kraft Tool Co | KRAFT |
| Roundup | The Scotts Co | SCOTC |
| Rubber Queen | Lancaster Colony Corp | LANCS |
| Rubbertrax | Industrial Tire & Wheel Consultants | ITWC |
| Rugged Road(trailers) | Metal Werks of America Corp | MTWRK |
| Rule Industries | ITT Industries | ITTIN |
| Rust-Oleum | RPM Inc | RPM |
| Ryan | Textron Corp | TEXTF |