KAT DRILLING
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Because of economy and powerful drilling capacity, down the hole hammer become an advanced drilling tool for drilling and mining industries. Down the hole hammers and drill bits are designed together to work in perfect unison, giving high penetration rates, long service life and low costs.
| Type | Model | Length (mm) | Weight (kg) | Ext. Dia (mm) | Hole Range (mm) |
|---|---|---|---|---|---|
| 3.5 inch | DHD3.5 | 930 | 25 | Φ82 | Φ90-110 |
| 4 inch | DHD340 | 1030 | 39 | Φ99 | Φ110-135 |
| SD4 | 1084 | 40.5 | Φ99 | ||
| QL4 | 1097 | 41 | Φ99 | ||
| Mission40 | 1005 | 40 | Φ99 | ||
| 5 inch | DHD350 | 1214 | 76.5 | Φ125 | Φ135-155 |
| SD5 | 1175 | 72.5 | Φ125 | ||
| QL5 | 1147 | 73 | Φ125 | ||
| Mission50 | 1110 | 68.5 | Φ125 | ||
| 6 inch | DHD360 | 1248 | 100 | Φ142 | Φ155-190 |
| SD6 | 1261 | 100 | Φ142 | ||
| QL6 | 1212 | 95 | Φ146 | ||
| Mission60 | 1161 | 90 | Φ146 |
| Item | Length (mm) | Thread | Dia (mm) | Weight (kg) | Bit (mm) | Pressure (Bar) | Consumption (m³/min) |
|---|---|---|---|---|---|---|---|
| CIR-50 | 628 | F32*8PIN | 44 | 5 | 50 | 4-10 | 3-5 |
| CIR-60 | 777 | F42*8PIN | 53 | 7.5 | 60 | 4-10 | 3-7 |
| CIR-65 | 745 | F42*10PIN | 61 | 13 | 65 | 4-10 | 6-12 |
| CIR-76 | 811 | F48*10PIN | 66 | 13.5 | 76 | 4-10 | 6-10 |
| CIR-90 | 855 | F48*10PIN | - | - | - | - | - |
