The Themac J-3 tool post grinder is built for light duty internal and external grinding with a 125 Spindle Assembly. It is recommended for lathes with 9" to 13" swing.
Specifications:
- 1/3 H.P. Univeral Motor AC-DC 115V
- Speed Range: 7,000 rpm to 36,000 rpm
- Maximum Grinding Wheel Capacity: 3"
- Machine Weight: 16 lbs.
Additional Equipment Included:
- #721 - Extension Spindle for external and internal grinding with arbor and collar 3/8" and 2 wheel collars 5/8".
- #190 - 1/8' Chuck Extension Spindle
Grinding Wheels (inches):
- #235 - 3 x 3/8 x 3/8
- #234 - 2 x 3/8 x 3/8
- #226 - 1 1/2 x 1/4 x 1/4
Mounted Wheels (inches):
- #202 - 1/4 x 1/4 x 1/8
- #203 - 1/2 x 1/4 x 1/8
Recessed Wheels (inches):
- #220 - 3/8 x 1/4 x 1/8
- #223 - 3/4 x 1/4 x 1/8
Two each wheel collars 1" and 2" to fit directly on the Spindle Assembly arbor.