KAT DRILLING
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Down the hole (DTH) hammers have become an advanced drilling tool for the drilling and mining industries due to their economy and powerful drilling capacity. Designed to work in perfect unison with drill bits, they provide high penetration rates, long service life, and low operational costs.
Primary Applications:
| Type | Model | Length (mm) | Weight (kg) | External 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 |
| LOW AIR PRESSURE HAMMERS | ||||||
|---|---|---|---|---|---|---|
| Item | Length (mm) | Top Sub Thread | OD (mm) | Weight (kg) | Bit Dia. (mm) | Bit Shank |
| CIR-50 | 628 | F32*8PIN | 44 | 5 | 50 | CIR50 |
| CIR-60 | 777 | F42*8PIN | 53 | 7.5 | 60 | CIR60 |
| CIR-65 | 745 | F42*10PIN | 61 | 13 | 65 | CIR65 |
| CIR-76 | 811 | F48*10PIN | 66 | 13.5 | 76 | CIR76 |
