diamond pdc rock drill bit online manufacture

PDC Directional Diamond Drill Bit For Mine Coal Drilling Characteristics: 1. The crown of the bit is flat cast surface which is suitable for hard and non-abrasive formation. 2. The top of the bit is shallow ... Read More

94mm PDC Rock Drill Bit PDC Drill Bit Parabolic Arc Drill Bit Characteristics: 1. The crown surface of the bit is medium cast surface which makes the bit suitable for normal hard to hard formation.It can used ... Read More

4.5inch 4 Blades PDC Well Drilling Bit PDC Drill Bit Rock Drilling Bits Characteristics: 1. The crown surface of the bit is medium cast surface which makes the bit suitable for normal hard to hard and strong ... Read More

12 1/4 Inch 5 Blades Diamond Tipped Drill Bit Tricone Drill Bit Rock Drill Bits 1. The crown of the drill bit has a long cast surface, which is suitable for neutral and abrasive formations. 2. The cone surface ... Read More

6 Inch 3 Blades Water Well Diamond Drill Bit Rock Drilling Bit Characteristics: 1. The crown surface of the bits is long cast surface covered by double-row cutters so that it can increase the stability when the ... Read More

Concave Metal Drill Bit Steel Body Coal Mine Drilling Equipment Characteristics: 1. The top surface of the bit is shallow with 3 small nozzles. and in the circumferential direction of the blades there are 3 big ... Read More

8-1/2inch 5 Blades Concrete Core Drill Bit Oil Well Drill Bit Gauge Length The diamond bit has a wide working range and can penetrate quickly even in softer rock with low bit weight. When the ground gets harder... Read More

12 1/4 Inch 6 Blades Diamond Bit Drill Bit Tricone Drill Bit 1. The angle of the PDC cutter is 13-16,which makes the bit have stronger aggressivity and higher ratory speed. 2. The design of the spiral blades is ... Read More

94mm PDC Core Drill Bit Diamond Core Drill Bit Water Drill Bit Characteristics: 1. The core bit has a simple structure which cutting trajectory is relatively simple in the downhole, which is prone to "jumping" ... Read More

Tricone Rock Bit Roller Cone Drill Bit PDC Drill Bit Metal Roller Bit Size: 9 7/8" Inserted Tooth IADC code: 537 Product Description Our tricone drill bits are designed to provide the highest level of drilling ... Read More