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Releasing back-off Spear
Source:SIQUAN|[ 2014-03-12 ] Hits:1104
摘要:
  DLM-T type reversing spear in reversing operation owns two functions which can go fishing and transfer left-hand torque at the same time. It is a special internal fishing and reversing tool which can repalce left-hand tap.
Type Outside dimensions
(mm)
I.D. mm(in) Joint thread Fishing range
Mm
Type Outside dimensions
(mm)
I.D. mm(in) Joint thread Fishing range
(mm)
DLM-T48 φ89×600 9(2/5) NC26 39.7~41.9 DLM-T127 φ140×850 35(1 2/5) 4 1/2″REG 107.0~115.8
DLM-T48 φ95×600 9(2/5) 2 7/8″REG 39.7~41.9 DLM-T140 φ160×850 40(1 5/8) NC50 117.7~127.7
DLM-T60 φ100×620 12(2/5) 2 7/8″REG 49.7~51.9 DLM-T178 φ178×870 50(2) NC50 146.3~161.8
DLM-T73 φ105×680 20(4/5) NC31 61.5~77.9 DLM-T219 φ220×950 60(2 3/8) 5 1/2″FH 195.1~203.1
DLM-T89 φ114×750 25(1) NC38 75.4~91.0 DLM-T245 φ250×1170 70(2 3/4) 5 1/2″FH 216.8~228.8
DLM-T102 φ121×800 30(1 1/5) NC38 88.2~102.8 DLM-T273 φ280×1400 80(3 1/8) 5 1/2″FH 247.9~258.8
DLM-T114 φ140×820 35(1 2/5) 4 1/2″REG 99.8~102.8 DLM-T340 φ345×1650 100(3 15/16) 6 5/8″REG 313.6~322.9

 
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