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The taper tap is a special fishing tool making thread on the inside wall of tube dropped objects such as drill pipe and oil tube.They are made with chip groove so as to make threads easily. The Taper tap and Die Collar are made up of high quality alloy steel and processed by special heat treatment, having the advantages of high strength, high toughness and easy tapping.
Type |
Connection |
Overall Length |
Fishing ID Range |
GZ-NU31-LH-1 |
NC31(LH) |
1607.5 |
39—53 |
GZ-NC31-1 |
NC31 |
1145 |
45—85 |
GZ-NC31-2 |
NC31 |
557 |
56—60 |
GZ-NC38-6(Z) |
NC38 |
550 |
50.8 |
GZ-NC38-7 |
NC38 |
860 |
84—106 |
GZ-NC38-8 |
NC38 |
860 |
119—141 |
GZ-NC38-9 |
NC38 |
950 |
97—125 |
GZ-NC38-10 |
NC38 |
710 |
87—100 |
GZ-NC38-10(Z) |
NC50 |
860 |
65—88 |
GZ-NC50-11 |
NC50 |
1130 |
82.5-121 |
GZ-NC50-12 |
NC50 |
930 |
69.9-95.3 |
GZ-4 1/2″FH-1(Z) |
4 1/2〞FH |
850 |
65—88 |
Note: When ordering or requesting quotation, if size other than above specifications, please specify clearly. |
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