ROCK REAMING Experience is Critical ↓Formation Characteristics ↓Cutter and Inser Styles IADC ↓General Guideline for Viper Holders ↓Hole Opening Volume Calculations ↓How Many Passes ↓R Type Reamer Cutter Selection ↓Rock Reamer Cutter Fitting Instructions ↓Use Of Centralisers ↓Viper Tool Weight ↓Spec SheetsR4 ↓R6 ↓R8 ↓R17 ↓R26 3-Cone ↓R26 5-Cone ↓R36 3-Cone ↓R36 5-Cone ↓R42 5-Cone ↓R42 7-Cone ↓R48 5-Cone ↓R48 7-Cone ↓
