6 3/4 '' button tungsten carbide bits power tools

Size

2''~36''

IADC

517 537 61 637 and so on.

 114 115 125 215 247 and so on.

Bearing Type

Elastomer sealed journal bearing

 color

 biue red,etc.

Applicable Formations

 medium to hard hardness formations with low compressive strength, such as medium, soft shale, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds, etc

Circulation system

Mud pump

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”),149.2mm(5 7/8”)

152.4mm(6”),155.5mm(6 1/8”),158.7mm(6 1/4”),161.9mm(6 3/8”),165.1mm(6 1/2”)

190.5mm(7 1/2”),193.6mm(7 5/8”),200.0mm(7 7/8”)

212.7mm(8 3/8”),215.9mm(8 1/2”),222.2mm8 3/4”)                                                                                                         

241.3(9 1/2”),244.4(9 5/8”),250.8(9 7/8”)

269.8(10 5/8”),295.3(11 5/8”)

311.1(12 1/4”),346.0 (13 5/8”),349.2(13 3/4”)

374.6(14 3/4”)

381(15”),393.7(15 1/2”),406.4(16”)

444.5(17 1/2”),508(20”),558(22”),609.6(24”)

660.4(26”)

Steel tooth

(IADC)

111, 121,131

117,124,126,127,136,137                                                                                                                                 

211,311

216,217, 227

TCI

(IADC)

415,435, 417,437

515,525,535,545, 517,527,537,547

615,625,635,,617,627,637,737

512,522,532,612,622,632,732