* Table traverses on linear ball bearings & D2 (SKD11) hardened & ground guide ways.
* Reinforced ribbed column with hardened & ground guide way system.
* Elevating & cross feed lead screws are hardened & ground.
* Saddle travels on Turcite-B coated & hand scraped double V guide Ways.
* Vertical hand wheel at waist level.
* 0. 000050" (0.001mm) vertical micro feed.
* Permanently lubricated & sealed cartridge-type spindle uses two pairs of class 7 (P4) angular contact ball bearings.
* 2HP dynamically balanced spindle motor.
* Automatic lubrication system.
* Meehanite castings.
* A mirror surface can be accomplished on these machines accurately and efficiently, due to machine construction features and the specially designed V3 grade spindle motor which provides excellent rigidity and stability.
| DESCRIPTION | 612SP | 618SP | 818SP | |
| Table Size | 152x330mm (6"x13") | 152x480mm (6"x19") | 203x480mm (8"x19") | |
| Maxs. Grinding Length | Longitudinal | 500mm (20") | ||
| Maxs. Grinding Width | Crosswise | 203mm (8") | 203mm (9") | |
| Max. Distance from Table Surface to Spindle Centerline | 510mm (20") | |||
| Standardd magetic chuck size | 150x300mm (5 7/8"x11 3/4") | 150x450mm (5 7/8"x17 3/4") | 200x450mm (7 7/8"x17 3/4") | |