1. Big bore and High speed precision lathes;
2. Oversized spindle bore of 80 mm;
3. Main spindle dynamic balanced, and supported at 2 points with taper roller bearing of Harbin brand;
4. Outward appearance of machine features large plains, making the machine more good-looking;
5. Gapped bedways, which are super-audio frequency hardened (HB450 plus);
6. Hardened and Peishauer-ground gears;
7. Leadscrew and feedrod interlocked, both with overload protection;
8. Automatic feed stopper;
9. Removable gap;
10. Configuration variable totally according to orders:
Metric or inch system; Right or left hand wheel; Halogen lamp; Quick change; Tool post; DRP; T-slot compound; Chuck guard; Leadscrew hood; Rapid traverse motor; Electromagnetic brake; Forced lubrication system.

Standard accessories:
*3 jaw chuck
*Driving plate
*Center and center sleeve
*Wrenches
*Oil gun
*Operation manaul
*Steady rest and follow rest
*Face plate
*Thread dial

Optional accessories:
*Live center
*Quick change toolpost
*Taper copy ruler