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RitaThe tricone bit quality is good -
Guramyour bit retrived from the hole ,just let you i am pressed , it performed well .And retrieved bit is like new .
Keywords [ coal mining bi center drill bit ] match 4 Products.
API Spec 6 -1/2 Inch x 7-1/2 Inch PDC Bi-Center Drill Bit Of Hard Rock Drill Bit
| Type: | Diamond Drill Bit |
|---|---|
| Use: | Coal Mining / Pcd Impregnated Diamond Exploration PDC Bits |
| Material: | Stainless Steel,diamond,Polycrystalline Diamond Compact |
Pilot Hole Bit 8.5*9.5 Inch Bi-Center Drill Bit Of API Spec
| Type: | Diamond Drill Bit |
|---|---|
| Use: | Coal Mining / Pcd Impregnated Diamond Exploration PDC Bits |
| Material: | Stainless Steel,diamond,Polycrystalline Diamond Compact |
PDC Button Bit 8-1/2Inch Bi Center Drill Bit With 13mm PDC Cutter
| Type: | Diamond Drill Bit |
|---|---|
| Use: | Coal Mining / Pcd Impregnated Diamond Exploration PDC Bits |
| Material: | Stainless Steel,diamond,Polycrystalline Diamond Compact |
Bi-Center Bit 6-1/2 Inch x7-1/2 Inch Dual Drill Bit Of Oilfield Drilling Tool
| Type: | Diamond Drill Bit |
|---|---|
| Use: | Coal Mining / Pcd Impregnated Diamond Exploration PDC Bits |
| Material: | Stainless Steel,diamond,Polycrystalline Diamond Compact |
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