- Product category：Conventional PDC Bits
- Name：6"ST615
- Product Type：06134
- Hits：1257
Introduction
6" ST615 / M223
Recommended Operating Parameters
| Blade Count | 5 Straight Blades |
| Primary Cutter Size | Ф16 mm |
| Face Cutters（Count） | Ф16 mm ( 9 ) |
| Cone Cutters（Count） | Ф16 mm ( 5 ) |
| Gauge Cutters（Count） | Ф16 mm ( 4 ) +Ф13 mm ( 3 ) |
| Back-Up Cutters（Count） | / |
| Nozzles | 5 Middle Series (SZ) |
| Gauge Length | 1.5", Options available |
| Junk Slot Area | 7.6 in2 |
| Bit Connection | 3-1/2" API REG |
| Bit Length | Make-Up: 8.85" Overall: 12.6" |
| Fishing Neck | Diameter: 4.8" Length: 3.4" |
Recommended Operating Parameters
| Flow Rate | 10~25 LPS |
| Rotary Speed | 60~350 RPM |
| Weight-on-Bit | 20~80 KN |
| Max. Weight-on-Bit | 100 KN |
| Make-Up Torque | 6.9~10.3KN.m |