| Place of Origin |
Heilongjiang China (Mainland) |
| Brand Name |
MSG |
UpperKellyCock Type OD Waterholediameter mm(in) Jointthread Workingpressure Suitablerange CS146 146(53/4) 54(21/8) 41/2 REG-LH 3570Mpa Tetragonalandhexagonalkelly CS200 200(77/8) 75(215/16) 65/8 REG-LH 3570Mpa LowerKellyCock Type OD Waterholediameter Jointthread Workingpressure Suitablerange XS105 105(41/8) 40(19/16) NC31 3570 Tetragonalandhexagonalkelly XS121 121(43/4) 51(2) NC38 3570 XS127 127(5) 57(21/4) NC38 3570 XS165 165(61/2) 61(23/8) NC46 3570 XS178 178(115/8) 70(23/4) NC50 3570 XS188 187(73/8) 76(3) NC56 3570