Taper tap is a special fishing tool which is used in thread making for fishes of having inner hole, such as tubing, drill pipe, washover pipe, packer and water flow allocator, the tool has high success rate for fishing pipe-type with collar. Taper tap is equipped with drilling pipe of right hand thread and left hand and other tools, can achieve different fishing craft.
|
Model
|
Connection thread
API
|
Total length
（mm/inch)
|
Fishing range
(mm/inch)
|
|
GZ-NC31-LH-1
|
NC31 LH
|
1607.5(63-9/32)
|
39～53(1-17/32～2-3/32)
|
|
GZ-NC31-2
|
NC31
|
557(22-23/32)
|
56～60(2-13/64～2-23/64)
|
|
GZ-NC38-7
|
NC38
|
860(33-55/64
|
84～106(3-5/16～4-11/64)
|
|
GZ-NC38-8
|
NC38
|
860(33-55/64
|
119～141(4-11/16～5-35/64)
|
|
GZ-NC38-9
|
NC38
|
950(37-13/32)
|
97～125(3-13/16～4-59/64)
|
|
GZ-NC38-10
|
NC38
|
710(27-61/64)
|
87～100(3-27/64～3-15/16)
|
|
GZ-NC50-11
|
NC50
|
1130(44-31/64)
|
82.5～121(3-1/4～4-49/64)
|
|
GZ-NC50-12
|
NC50
|
930(36-5/8)
|
69.9～95.3(2-3/4～3-3/4)
|
|
