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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.
Fast drilling speed and low air consumption due to the special inner structure designed according to rock drilling theory.
Smooth performance guaranteed by high-quality alloy steel materials and advanced processing technology.
Simple and reliable inner structure makes assembly and disassembly easy, reducing downtime.
| Type | Gauge Buttons | Front Buttons | Dimensions | Weight (Kg) | |||
|---|---|---|---|---|---|---|---|
| No. | mm | No. | mm | mm | inch | ||
| QL60 | 8 | 16 | 8 | 16 | 152 | 6" | 23.9 |
| QL60 | 8 | 16 | 10 | 16 | 165 | 6 1/2" | 25.2 |
| QL60 | 10 | 19 | 14 | 16 | 190 | 7 1/2" | 26.5 |
| QL60 | 10 | 19 | 14 | 16 | 203 | 8" | 31.8 |
| QL60 | 12 | 19 | 23 | 16 | 244 | 9 5/8" | 51 |