XP51 9" (A11) Rotary Drill Bit
- IADC Code: 512
- Rows: 12 – 9 Inner, 3 Gauge
- Insert Count: 131
- Gauge Insert: Semi Spherical (50)
- Inner Insert: Conical (81)
- Product Weight: 43kg (94 lbs)
- Bearing: Air Cooled
- Rec Bit Weight: 12,246kg to 26,943kg (27,000 lbs to 59,400 lbs)
- RPM: 50 to 120
- Features: Extend shirttail, single back row
