4”工具 tool

5”工具 tool

5 1/2”工具 tool

7”工具 tool

适用套管（英寸） 
Applicable casing (inch)

5 1/2”

7”

7 5/8”

9 5/8”

导流环最大外径（mm） 
Max. outside diameter of guide collar

125

140

165

200

钢体最大径（mm） 
Max. diameter of steel body

102

120

140

178

钢体最小径（mm） 
Min. diameter of steel body

63

71

90

97.5

上部接头规范 
Upper connector specification

4”TBG

31/2TBG

51/2TBG

7”TBG

下部接头规范 
Lower connector specification

31/2TBG

31/2TBG

41/2TBG

63/8TBG

服务器外径（mm） 
Outside diameter of server

65

73

92

100

服务器内径 （mm） 
Inside diameter of server

40

50

66

83

服务器上部接头规范 
Upper connector specification of server

1.900TBG

2”TBG

27/8TBG

31/2TBG