 
	  | Product Specification | |
| Type specification(inch): | 17 1/2 | 
| Type specification(mm): | 444.5mm | 
| IADC: | 115 | 
| Additional features: | G | 
| Formation: | Soft Formation of Low Crushing Resistance and High Drillability | 
| Drilling condition: | rotary drilling、high temp.drilling、deep drilling、motor drilling | 
| Bearing Type: | rolling bearing | 
| Total teeth count: | 84 | 
| Gage row teeth count: | 43 | 
| Number of gage rows: | 3 | 
| Number of inner rows: | 5 | 
| Journal angle: | 33° | 
| Offset: | 8 | 
| API connection(REG pin): | 7 5/8 | 
| Weight on bit(KN): | 89-311 | 
| Rotary speed(Rpm): | 300-60 | 
| Recommened upper torqueKN.M: | 46.1-54.2 |