During drilling process,junk sub is applied mainly for fishing of shivers and fallen objects such as carbide tooth, drill bi
Junk sub
Table : Technical specification and parameter
Product Code | Applicable hole size (mm) | Conn API REG | ID size (mm) | Max. O.D. mm | Total length (mm) | ||
Type S | Type L | Type EX | |||||
LB94 | 108~117.5 | 2 3/8 | 19 | 94 | 737 | 1092 | 1359 |
LB102 | 117.5~124 | 2 7/8 | 32 | 102 | 749 | 1118 | 1327 |
LB114 | 130~149 | 3 1/2 | 38 | 114 | 775 | 1143 | 1397 |
LB127 | 152.4~162 | 3 1/2 | 38 | 127 | 775 | 1143 | 1397 |
LB140 | 165~190.5 | 3 1/2 | 38 | 140 | 775 | 1143 | 1397 |
LB168 | 190.5~216 | 4 1/2 | 57 | 168 | 800 | 1168 | 1422 |
LB178 | 219~244.5 | 4 1/2 | 57 | 178 | 800 | 1168 | 1422 |
LB190 | 229~ 273.. | 4 1/2 | 57 | 190 | 838 | 1168 | 1422 |
LB197 | 235~279.5 | 5 1/2 | 70 | 197 | 838 | 1168 | 1422 |
LB219 | 244~295 | 6 5/8 | 89 | 219 | 838 | 1219 | 1473 |
LB229 | 254~305 | 6 5/8 | 70 | 229 | 838 | 1219 | 1473 |
LB245 | 292~330 | 6 5/8 | 89 | 245 | 838 | 1219 | 1473 |
LB280 | 330~375 | 7 5/8 | 89 | 280 | 914 | 1270 | 1524 |
LB311 | 327~375 | 7 5/8 | 89 | 311 | 914 | 1270 | 1524 |
LB327 | 375~444.5 | 7 5/8 | 102 | 327 | 914 | 1270 | 1524 |
LB340 | 386~456 | 7 5/8 | 102 | 340 | 914 | 1270 | 1524 |
JUNK SUB
