Size 1, "X" projection platens with T slot 90 degrees to each other, 2‐1/2" diameter X 12" spot welding arms with 1.25" X 8" electrode holders, 6" bore X 4" stroke double acting air cylinder to develop RWMA pressures, air line filter, lubricator pressure regulator and air gauge, 10" adjustment of lower knee, hydraulic jack for lower knee adjustment, single selector, 5 circuit water manifolds for input and output cooling water.

All Welding Machines are available in 208, 220, 440, and 550 Voltage configurations.

The model L-1 is available in the following KVAs: 50, and 75