XP63 12¼" (D21) Rotary Drill Bit
- IADC Code: 632
- Rows: 15 – 12 Inner, 3 Gauge
- Insert Count: 193
- Gauge Insert: Semi Spherical (54)
- Inner Insert: Ogive (139)
- Product Weight: 98kg (215 lbs)
- Bearing: Air Cooled
- Rec Bit Weight: 22,226kg to 39,802kg (49,000 lbs to 85,750 lbs)
- RPM: 50 to 110
- Features: Extended shirttail with center flush, nose wear button, double back row
