drill bit for rock

2013 Hot sellingHard rock indexable insert drilling TCI tricone bit Manufacturer Structure features: 1. Rolling seal bearing structure, cylindrical roller cone in slots in the body, increasing the shaft neck ... Read More

API China Tricone Rock Bit Drag Bits For Mining And Rock Drilling That In Hot Selling Company introduction Hebei guangtong Manufacturing Co is a professional manufacturer engaged in the research, development, ... Read More

1>product structures Model TCI BIT, STEEL TOOTH BIT IADC CODE 116 117 12 6127 136 137 216 217 226 226 316 317 326 327 336 337 115 125 135 215 225 235 315 325 335 114 124 214 314 111 121 131 346 347 417 427 437 ... Read More

API rock bits for granite with 8 1/2 IADC 537 Introduction about us: We are Hejian Chuanda Petroleum Drilling Equipment Co., Ltd Drilling Supplies Marketing Dept. specializes in drill bits, drill pipe, Mud pump ... Read More

steel tooth drill bit (high quality dril bit) 1.Deatails: Available sizes: 60mm,65mm,76mm,93mm,95mm,98mm(3 7/8),101.6mm,114mm,118mm,120mm,127mm(5) 130.1mm(5 1/8),133.3mm(5 1/4),139.7mm(5 1/2),142.8mm(5 5/8),149... Read More

China Highest Quality Kingdream Tricone Rock Bit With Center Hole Company profile Hebei Guangtong Manufacturing Co is a professional manufacturer engaged in the research, development, production, sale and ... Read More

steel tooth drill bit (high quality dril bit) 1.Deatails: Available sizes: 60mm,65mm,76mm,93mm,95mm,98mm(3 7/8),101.6mm,114mm,118mm,120mm,127mm(5) 130.1mm(5 1/8),133.3mm(5 1/4),139.7mm(5 1/2),142.8mm(5 5/8),149... Read More

Geolorgical Explor Cone Bit Manufacturer About our company Hebeiguangtong Manufacturing Co is a professional manufacturer engaged in the research, development, production, sale and service of drill bits, PDC ... Read More

new tricone roller rock bits for oil field 1.Brief introduction We are a professional company in supplyingtricone bits,steel teeth bits,single cone bits,and PDC bits. Bitssizes range from 3 7/8 to 26.and cover ... Read More

Hotsale: Kingdream TCI tricone rock bits that people trust with API certification Product introduction TCI tricone bits for Mining and Rock Drilling The strength and wear resistance of inserts are improve by ... Read More