- RB11015UUCC0P5 RB11015UUCC0P4 110*145*15mm with cross roller
- New improved version AKL-150Y water borehole drilling machine
- PDC bearing Diamond Thrust bearing mud motor drolling bearing 26*91.5*148mm
- PDC bearing Diamond bearing PDC Thrust bearing 124 x80 x 26mm
- 2019 new type AKL-150Y diesel engine top drive water well drilling machine
- RB14025UUCC0P5 RB14025UUCC0P4 140*200*25mm crossed roller bearing,harmonic drive wave generator bearing