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| Categories | Rotary Rock Bit | 
|---|---|
| Brand Name: | Tianying | 
| Model Number: | IADC 635 | 
| Certification: | ISO9001 | 
| Place of Origin: | China | 
| MOQ: | 1pc | 
| Price: | usd1000/pc | 
| Payment Terms: | T/T, Western Union, MoneyGram, L/C | 
| Supply Ability: | 200pcs per month | 
| Delivery Time: | 10 days | 
| Packaging Details: | wooden packing box | 
| color: | gold | 
| material: | tungsten carbid insert | 
TCI rotary tricone rock bit.mining rock drill bit
7-7/8’’
200mm
Conical on gage, ogive on inner rows.
Designed for medium-hard and abrasive formations with high compressive strength such as limestone, sandstone, dolomite and chert.
Application: 29000-38000 Psi.
Hardmetal on lug, wear resistant carbide on shirttail lip and lug.
4-1/2’’ API
N.W.: 38kg.
WOB: 23630-47250 ibs
RPM: 100-60p/m

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                     High Axial Force Tricone Roller Bit , Hard Drill Bits Optimized Cutting Structure
                                                                                    
                        
                        
                        
                                                            High Axial Force Tricone Roller Bit , Hard Drill Bits Optimized Cutting Structure
                                                    
                        
                     Tungsten Carbide Insert Rotary Rock Bit Durable Efficient Cutting Structures
                                                                                    
                        
                        
                        
                                                            Tungsten Carbide Insert Rotary Rock Bit Durable Efficient Cutting Structures
                                                    
                        
                     Cemented Carbide Insert Rotary Rock Bit For Underbalanced Drilling Conditions
                                                                                    
                        
                        
                        
                                                            Cemented Carbide Insert Rotary Rock Bit For Underbalanced Drilling Conditions