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Used internal threading machines

JSDRILL SD Series Mining DTH Hammer High Air Pressure Water Well Rock Drilling 4 Inch Drilling Tool Forging Coal Mini
- new
- Manufacturer: JS
Products Shows The Characteristics of High Air Pressure DTH Hammer 1. Valve air distribution, more reliable. 2. Simple design of the piston, long working life 3. More energy transfer, faster drilling speed, lower...
$600 USD
Jining, China
JSDRILL SD Series Mining DTH Hammer High Air Pressure Water Well Rock Drilling 4 Inch Drilling Tool Forging Coal Mini
- new
- Manufacturer: JS
Products Shows The Characteristics of High Air Pressure DTH Hammer 1. Valve air distribution, more reliable. 2. Simple design of the piston, long working life 3. More energy transfer, faster drilling speed, lower...
$600 USD
Jining, China