| Mark | Maker | State | Manufactured |
| J & S | Siddons Drop Forgings ? | Vic | Motor wrench (Ford) |
| J. M. | J.Millerchip & Sons Pty Ltd | NSW | Plumbers stock & dies |
| JACKSON | Jackson Tools Pty Ltd | Vic | Tap wrenches, diestocks and precision tools |
| JAMES WATT | James Watt | Vic | Trammel points |
| JAMES WATT TOOLS 1 | Finlay Engineering Co Pty Ltd | Vic | Centre, nail, pin and hollow punches, cold chisles, hex key wrench, brass drift |
| JAMES WATT TOOLS 2 | Eric John Byron | Vic | Spanners, punches, pliers, screwdrivers, files, vices, clamps, chisles, saws, sockets |
| JAMES, William John | W.H.Blakeley (WJJ used WHB factory) | Vic | Wooden coffin, jack and poss german jack |
| JAN | G.N.Raymond Ltd | Vic | Plumbers pipe cutters & die sets, bolt cutters, vices, strap/wrenches etc |
| JARRETT | H.J.Jarrett | SA | Augers, earth - post hole |
| JAXOS PRODUCTS | Jaxos Products Pty Ltd | NSW | Abrasives, solid |
| JAY - BEE | | Aus | Quick release welding clamp |
| JAY-EM | J.Millerchip & Sons Pty Ltd | NSW | Plumbers stock & dies |
| JAYBEN | J. C. Benbow Ltd | SA | Pressed metal ringspanners, stud extractor, machine tools. Flaremaker flaring tools |
| JAYSON | J.Millerchip & Sons Pty Ltd | NSW | Plumbers stock & dies |
| JENSSEN | G.E.Jenssen Co | | 12" & 6" steel rule |
| JOHNSTON, WJ | W J Johnston | NSW | Livestock ear marking pliers |
| JOHNSTON, WJ | W J Johnston | NSW | Livestock ear marking pliers |
| JONES | | Vic | Surgical clamp, tooth extraction pliers |
| JONES | | Qld | Trowel |
| JONES | A G Jones - Blacksmith | Vic | Large "S" shaped blacksmith forged spanner |
| JONES & HOOKE | Jones & Hooke | Vic | bronze (cold) chisel |
| JOPLIN | Joplin Brothers Pty Limited | NSW | Saw vice, wood vice, also engineering and plumbers Tools |
| JOSEPH LIDDY | Joseph Lidddy for | Aus | Stone remover horses hooves |
Database supplied and copyrighted by Rod Thomas 2006.
Web database developed and programmed by Andrew Radion 2006.