- Product category：Conventional PDC Bits
- Name：17-1/2"STS915
- Product Type：17112
- Hits：1955
Introduction
17-1/2" STS915/ S123
Recommended Operating Parameters
| Blade Count | 5 Sprail Blades |
| Primary Cutter Size | Ф19 mm |
| Face Cutters（Count） | Ф19 mm ( 24 ) |
| Cone Cutters（Count） | Ф19 mm ( 16 ) |
| Gauge Cutters（Count） | Ф19 mm ( 7 ) +Ф16 mm ( 1 ) |
| Back-Up Cutters（Count） | / |
| Nozzles | 8 Standard Series (SP) |
| Gauge Length | 3.5"Options available |
| Junk Slot Area | 105in2 |
| Bit Connection | 7-5/8" API REG |
| Bit Length | Make-Up: 17" Overall: 22.3" |
| Fishing Neck | Diameter: 9.8" Length: 6.6" |
Recommended Operating Parameters
| Flow Rate | 45~80 LPS |
| Rotary Speed | 60~220 RPM |
| Weight-on-Bit | 20~210 KN |
| Max. Weight-on-Bit | 230 KN |
| Make-Up Torque | 64.5~85.8KN.m |