hainaisen double row dth button bits

8-1/2in 5 Blades Carbide Drill Bits Mining Drill Bits PDC Cutters Rock Bit Double row knives extend aggression and durability. FEA software for tool distribution and layout makes drilling more efficient and reduces NPT. Through a series of empirical ...

...65-220mm 3. High air pressure hole Dia.:85-305mm 4. Face type: drop center bit/concave face/convex face/double gauge face/flat face bit 5. Carbide button shape: domed/round button parabolic/semi-ballistic button ballistic button sharp button flat button 6.

Dth Bits DTH Button Bits For Water Well Drilling/Rock Drilling Product Advantages 1. 1.High and low air pressure down-the-hole drill bits 2.Low air pressure hole Dia.:65-220mm 3.High air pressure hole Dia.:85-305mm 4.Face type:drop center/concave/convex/double gauge/flat 5. Our DTH Bit can be suitable for many types of DTH Hammer shank, including Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc. DTH bit...

.../convex face/double gauge face/flat face bit 3. Carbide button shape: domed/round button parabolic/semi-ballistic button ballistic button sharp button flat button 4. Drill rock type: Granite, Marble, Limestone, Basalt, ect. 5. Project types: Blast holes,

... and manufacturing the downhole hammers and button bits, our DTH hammers and button bits are designed for optimum performance to match all conceivable applications. Applications It is mainly used in geological exploration, coal mine, water conservancy and

... DTH taper drill bit description: Tapered cross bits are fully adaptable and can be used in any drilling conditions. Taper cross bits have better drilling performance than taper chisel bits because the carbide tip on the cross bit is doubled, which

China Best Quality High and Low Air Pressure DTH Bits: 1. High and low air pressure down-the-hole drill bits 2. Low air pressure holeDia.: 65-220mm 3. High air pressure hole Dia.: 85-305mm 4. Face type: Drop center/concave/convex/double gauge/flat 5. Our ...

TCI Tooth Roller Tricone Mining Bit Rock Drill Bit CUTTING STRUCTURE Spherical on gage, double spherical and conical on inner rows, with auxiliary carbide protection. Designed for high compressive strength, hard and abrasive formations, such as granite, ...

... drill bit, signle drill bit, DTH hammer, PDC drill bit, HDD drilling tool bits of mining and rock drilling machine, button bits for drag bits, tricone drill bits, etc. Button Bit Shape Concave face, Convex face, Double gauge face, Flat face Advantage 1.