| Sign In | Join Free | My chinacomputerparts.com | 
 | 
| Categories | DTH Drill Bits | 
|---|---|
| Brand Name: | MIROC | 
| Model Number: | DHD350 | 
| Certification: | CE ,ISO | 
| Place of Origin: | China | 
| MOQ: | 1pcs | 
| Price: | Negotiated price | 
| Payment Terms: | T/T, L/C, D/A, D/P, Western Union, MoneyGram,Paypal | 
| Supply Ability: | 100 000pcs/month | 
| Delivery Time: | 5-15 working day | 
| Packaging Details: | dth drill bits first be packed in polybag,then be packed in plastic box or wooden box | 
| Model number: | DHD350 COP54 | 
| The drill head diameter: | 133 140 146 152 165mm | 
| Application: | Water well drilling,construction, geothermal | 
| Material: | Tungsten Carbide | 
| No air holes: | 2 | 
| Brand: | MIROC | 
| Company Info. | 
| KSQ Technologies (Beijing) Co. Ltd | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Drill bits for hammer drill 5 inch High Air Pressure DTH hammers Button Bit DHD350 without foot valve
| DHD3.5 | Dia(mm) | Gauge button | Weight(Kg) | 
| 85 | 6 x Φ13 | 4.2 | |
| 90 | 6 x Φ14 | 4.5 | |
| 95 | 6 x Φ14 | 4.8 | |
| 100 | 6 x Φ14 | 5.0 | |
| 105 | 6 x Φ14 | 5.5 | |
| QL30 | Dia(mm) | Gauge button | Weight(Kg) | 
| 85 | 6 x Φ13 | 4.5 | |
| 90 | 6 x Φ14 | 4.7 | |
| 95 | 6 x Φ14 | 4.9 | |
| 100 | 6 x Φ14 | 5.0 | |
| 105 | 6 x Φ14 | 5.5 | |
| DHD340A/COP44 | Dia(mm) | Gauge button | Weight(Kg) | 
| 105 | 6 x Φ14 | 8.5 | |
| 110 | 7 x Φ14 | 8.8 | |
| 115 | 7 x Φ14 | 9.0 | |
| 120 | 8 x Φ14 | 9.8 | |
| 127 | 8 x Φ14 | 11.0 | |
| QL40 | Dia(mm) | Gauge button | Weight(Kg) | 
| 105 | 6 x Φ14 | 9.0 | |
| 110 | 7 x Φ14 | 9.2 | |
| 115 | 7 x Φ14 | 9.5 | |
| 120 | 8 x Φ14 | 10.3 | |
| 127 | 8 x Φ14 | 11.5 | |
| DHD350 /COP54 | Dia(mm) | Gauge button | Weight(Kg) | 
| 133 | 7 x Φ16 | 15.0 | |
| 140 | 7 x Φ18 | 16.0 | |
| 146 | 7 x Φ18 | 17.0 | |
| 152 | 8 x Φ18 | 17.5 | |
| 165 | 8 x Φ18 | 18.5 | |
| QL50 | Dia(mm) | Gauge button | Weight(Kg) | 
| 135 | 7 x Φ18 | 15.5 | |
| 140 | 7 x Φ18 | 16.0 | |
| 146 | 7 x Φ18 | 16.5 | |
| 152 | 8 x Φ18 | 17.0 | |
| 165 | 8 x Φ18 | 18.0 | |
| DHD360/COP64 | Dia(mm) | Gauge button | Weight(Kg) | 
| 152 | 8 x Φ18 | 22.0 | |
| 165 | 8 x Φ18 | 26.0 | |
| 171 | 8 x Φ18 | 27.0 | |
| 190 | 9 x Φ18 | 28.5 | |
| 203 | 9 x Φ18 | 29.5 | |
| QL60 | Dia(mm) | Gauge button | Weight(Kg) | 
| 152 | 8 x Φ18 | 24.0 | |
| 165 | 8 x Φ18 | 25.0 | |
| 171 | 8 x Φ18 | 27.0 | |
| 190 | 9 x Φ18 | 29.0 | |
| 203 | 9 x Φ18 | 30.0 | 
| Specification of dth hammer button bits: | Diameter: (mm) | 
| 1-2 inch low air pressure DTH bits Shank: BR1, BR2, DHD2.5 | 57/64/70/76/80/82/90 | 
| 3 inch high Air pressure DHT bits Shank: BR3,DHD3.5,COP34,COP32,QL30,M30,IR3.5 | 85 / 90 / 95 / 100 / 105/110 | 
| 4 inch high Air pressure DHT bits Shank:DHD340,COP44,M40,SD4,QL40 | 105 / 110 / 115 / 120 / 127/130 | 
| 5 inch high Air pressure DHT bits Shank:DHD350,COP54,M50,SD5,QL50 | 133 / 140 / 146 / 152 / 165 | 
| 6 inch high Air pressure DHT bits Shank:DHD360,M60,SD6,QL60,COP64 | 152 / 165 / 178 / 190 / 203 | 
| 8 inch high Air pressure DHT bits Shank:DHD380,COP84,M80,SD8,QL80 | 195 / 203 / 216 / 254 / 305 | 
| 10 inch high Air pressure DTH bits Shank:SD10, NUMA100 | 254/270/279/295/305 | 
| 12 inch high Air pressure DTH bits Shank:SD12,DHD1120,NUMA120,NUMA125 | 305/330/343/356/368/381 | 
| 15 inch high Air pressure DTH bits Shank: DHD1150, SD15,NUMA125 | 381/391/435/457/483/503 | 
| Over 20 inch high Air Pressure DTH bits Shank: NUMA180,NUMA240, | 483/508/560/578/610/660 | 
|   | 
 High Air Pressure DTH Drill Bits DHD350 / M50 Carbide for Borehole Drilling
                                                                                    
                        
                        
                        
                                                            High Air Pressure DTH Drill Bits DHD350 / M50 Carbide for Borehole Drilling
                                                    
                        
                     Green Color For Water Well  down The Hole Hammer Drilling Dth Hammer Bit
                                                                                        
                                                        
                        
                        
                        
                                                            Green Color For Water Well  down The Hole Hammer Drilling Dth Hammer Bit
                                                    
                        
                     High-pressure DTH Hammers Tungsten Carbide Down The Hole 12inch DTH Drill Bits for Mining Drilling
                                                                                        
                                                        
                        
                        
                        
                                                            High-pressure DTH Hammers Tungsten Carbide Down The Hole 12inch DTH Drill Bits for Mining Drilling
                                                    
                        
                     Forging DTH Drill Bits High Air Pressure For Underground Mining
                                                                                        
                                                        
                        
                        
                        
                                                            Forging DTH Drill Bits High Air Pressure For Underground Mining
                                                    
                        
                     Water Well DTH Drill Bits BR2 76mm DTH Hammer Drill Bit Customized Color High Strength
                                                                                        
                                                        
                        
                        
                        
                                                            Water Well DTH Drill Bits BR2 76mm DTH Hammer Drill Bit Customized Color High Strength
                                                    
                        
                     Forging DTH Drill Bits High Precision Customized Color For Tunneling / Mining
                                                                                        
                                                        
                        
                        
                        
                                                            Forging DTH Drill Bits High Precision Customized Color For Tunneling / Mining
                                                    
                        
                     254mm / 10 Inch DTH Drill Bits For DHD360 DTH Hammer 152mm - 203mm
                                                                                        
                                                        
                        
                        
                        
                                                            254mm / 10 Inch DTH Drill Bits For DHD360 DTH Hammer 152mm - 203mm
                                                    
                        
                     12" DHD1120 High Pressure DTH Drill Bits φ305 - φ445 For Water Well Drilling / Mining
                                                                                        
                                                        
                        
                        
                        
                                                            12" DHD1120 High Pressure DTH Drill Bits φ305 - φ445 For Water Well Drilling / Mining
                                                    
                        
                     115mm DTH Hammer Bits Mission40 M40 , Button Drill Bit For Water Well
                                                                                        
                                                        
                        
                        
                        
                                                            115mm DTH Hammer Bits Mission40 M40 , Button Drill Bit For Water Well
                                                    
                        
                     Tungsten Carbide DTH Drill Bit with High/Mediam/Low Air Pressure DTH Drilling Tools
                                                                                        
                                                        
                        
                        
                        
                                                            Tungsten Carbide DTH Drill Bit with High/Mediam/Low Air Pressure DTH Drilling Tools