Guilin Star Diamond Superhard Material Co., Ltd.

1)used to penetration the degassing hole, grouting hole of coal mine 2)3 blades 3)OEM 4)ISO9001:2000

1)our proprietary product 2)spherical shape suitable for DTH 3)premium grade 4)ISO9001:2000 5)most considerate service

1.Optimized interface between diamond and carbide layers for excellent binding 2.Use self-sharpening diamond for drill faster

1)chamfer 45 degreesor 60degrees 2)diamond thickness 2.0mm 3)3 minutes in 800degrees 4)diameter 13.44mm 5)most considerate service

1)high reinforced PDC cutters 2)especially suitable for cobble, crumbly and loose formation 3)different sizes are available

1. Higher Average ROP 2. Greater Stability 3. Greater Durability 4. Most considerate service 5. OEM

1. Higher Average ROP 2. Greater Stability 3. Greater Durability 4. Most considerate service 5. Best seller in Germany

1)leading OEM manufacturer of PDC bit 2)much more super than carbide bits 3)size from 25 to 45mm 4)best service

1)pdc bit with 4 blades 2)for oil/water well 3)with excellent pdc cutters 4)most considerate service

1.Optimized interface between diamond and carbide layers for excellent binding 2.Use self-sharpening diamond for drill faster