1. Safe and explosion proof 2. Big torque 3. High rotate speed 4. Good quality 5. Small in size   Pneumatic portable mining drilling machine introduction     1. Pneumatic portable mining drilling machine Applied pressure range:0.4-0.63MPa  ...

1.high- elastic 2.rigid 3.automatically adjustable 4.stable Mining feeder introduction Water swivel is also called water feeder, wind supplier, or water feed. It is necessary tools to supply water or wind after the drilling machine and drill rod connected. Our water swivel is...

Match: all kinds of drill pipe Applied working places: soft rock and hard rock. Dia: 27mm-175mm 1,Hard alloy coal drill bit introductionHard alloy drill bits are main tools widely used in percussion drilling. We produce Chisel bit, cross bit, three-wing bit, button bit and so...

Technology and material: hot extrusion with 50cr steel. Advantages: long working life Match: pneumatic rock drill 1,DTH hammer CDTH hammer introduction Two series of DTH bit are available: High air pressure and low air pressure DTH bits. High quality products derive from...

1.high- elastic 2.rigid 3.automatically adjustable 4.stable 1.coal mine water feeder introductionWater swivel is also called water feeder, wind supplier, or water feed. It is necessary tools to supply water or wind after the drilling machine and drill rod connected. Our water...

1.High-quality 2.high- elastic 3.rigid 4.automatically adjustable 5.stable mining coal feeder introduction It is necessary tools to supply water or wind after the drilling machine and drill rod connected. Our water swivel is reasonable designed and adopts high...

High-quality high- elastic rigid automatically adjustable  gas emission drill rod introduction New type gas emission drill rod Features: light, elastic, rigid, automatically adjustable, stable. Connection type: spring pinApplication: water exploration, gas...

1.High quality 2.high- elastic 3.rigid 4.automatically adjustable 5.stable PDC core coal mining drill bit  introduction PDC drill bit is super hard material combined with diamond and hard alloy under high temperature. It not only has the advantages of hard and durable...

1.high-quality 2.high- elastic 3.rigid 4.automatically adjustable 5.stable ruilong drill integral drill rod ,anchor drill rod  introductionruilong drill integral drill rod ,anchor drill rod   Anchor drill rod; wind drill rod, integral drill rod...

Quick slagging High efficiency Applied working condition: vertical drilling exploration; open coal mine 1,Horizontal anchor rodMaterial: thick wall seamless high-pressure alloy pipe; strip steel Craft: singleflighted, prestressed wire winding, welding. Feature: reasonable...