Invicta Type 4MR: ram stroke 18" (457 mm) with 6 rates of feed and strokes per minute from 11 to 101.
The table had a top surface of 163/8" x 12" (416 x 305 mm) with a longitudinal traverse of 203/4" (527 mm) and 6 rates of cross-feed that ranged, per cut, from 0.010" to 0.060" (0.25 to 1.5 mm).
Able to be swivelled 60° each side of upright, the tool slide had 6.5" (165 mm) of travel and could take cutters up to 11/16" x 11/4" (17.5 mm x 31.8 mm). Fitted as part of the standard equipment, the swivel-base machine vice had a jaw-open capacity of 10.75" (273 mm). Maximum diameter of a shaft admitted beneath the ram 23/4". Motor power 4 h.p.

Invicta Type 5M: ram stroke 21" (533 mm) with 6 rates of feed and strokes per minute from 9 to 85.
The table had a top surface of 183/8" x 12" (467 x 305 mm) with a longitudinal traverse of 24" (527 mm) and 4 rates of cross-feed that ranged, per cut, from 0.0104" to 0.0417" (0.26 to 1.06 mm).
Able to be swivelled 60° each side of upright, the tool slide had 6.5" (165 mm) of travel and could take cutters up to 7/8" x 11/2" (22 mm x 38 mm). Fitted as part of the standard equipment, the swivel-base machine vice had a jaw-open capacity of 10.75" (273 mm). Maximum diameter of a shaft admitted beneath the ram 23/4". Motor power 4 h.p.

Invicta Type 5MR: ram stroke 21" (533 mm) with 6 rates of feed and strokes per minute from 9 to 85.
The table had a top surface of 183/8" x 12" (467 x 305 mm) with a longitudinal traverse of 24" (527 mm) and 6 rates of cross-feed that ranged, per cut, from 0.010" to 0.060 (0.25 to 1.5 mm).
Able to be swivelled 60° each side of upright, the tool slide had 6.5" (165 mm) of travel and could take cutters up to 7/8" x 11/2" (22 mm x 38 mm). Fitted as part of the standard equipment, the swivel-base machine vice had a jaw-open capacity of 10.75" (273 mm). Maximum diameter of a shaft admitted beneath the ram 23/4". Motor power 4 h.p.

Invicta Type 6M: ram stroke 24" (610 mm) with 6 rates of feed and strokes per minute from 8 to 74.
The table had a top surface of 23" x 13" (584 x 330 mm) and side surfaces of 165/8" x 135/8" (422 x 346 mm). Longitudinal traverse was 293/4" (755 mm) and 4 rates of cross-feed that ranged, per cut, from 0.0104" to 0.0417" (0.26 to 1.06 mm).
Able to be swivelled 60° each side of upright, the tool slide had 8" (203 mm) of travel and could take cutters up to 1" x 13/4" (25.4 mm x 44.5 mm). Fitted as part of the standard equipment, the swivel-base machine vice had a jaw-open capacity of 12.75" (324 mm). Maximum diameter of a shaft admitted beneath the ram 3". Motor power 5 h.p.

Invicta Type 6MR shown with the optional swivelling box table: ram stroke 24" (610 mm) with 6 rates of feed and strokes per minute from 8 to 74.
The table had a top surface of 23" x 13" (584 x 330 mm) and side surfaces of 165/8" x 135/8" (422 x 346 mm). Longitudinal traverse was 293/4" (755 mm) and 6 rates of cross-feed that ranged, per cut, from 0.010" to 0.060" (0.25 to 1.5 mm).
Able to be swivelled 60° each side of upright, the tool slide had 8" (203 mm) of travel and could take cutters up to 1" x 13/4" (25.4 mm x 44.5 mm). Fitted as part of the standard equipment, the swivel-base machine vice had a jaw-open capacity of 12.75" (324 mm). Maximum diameter of a shaft admitted beneath the ram 23/4". Motor power 5 h.p.

Invicta Type 8MR:
ram stroke 30" (762 mm) with 9 rates of feed and strokes per minute from 6 to 100.
The table had a top surface of 28.75" x 16" (730 x 406 mm) and side surfaces of 21" x 18" (533 x 457 mm). Longitudinal traverse was 32" (813 mm) with 6 rates of cross-feed that ranged, per cut, from 0.005" to 0.060" (0.13 to 1.5 mm). An Automatic quick-return was also fitted, this providing a travel rate of 80" (2032 mm) per minute.
Able to be swivelled 60° each side of upright, the tool slide had 9" (230 mm) of travel and could take cutters up to 1" x 2" (25 mm x 50 mm). Fitted as part of the standard equipment, the swivel-base machine vice had a jaw-open capacity of 15" (381 mm). Maximum diameter of a shaft admitted beneath the ram 3.25" 82 mm). Motor power 6 h.p.