API Certification 12 1/4 TCI Tricone Bit
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"),149.2mm(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") |
Available models:
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 |
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