Taper Tap

Taper tap is a fishing tool which making thread and engaging fish internally, such as drill pipe and tubing. It has high success rate for fishing tubular fishes with coupling. It works with right and left hand drill pipe, and other tools. It can be used in different fishing process. The taper tap is made of high quality alloy steel and processed by special heat treatment. In order to make threads easily, it is made with chip groove.

Type	Sub OD mm(inch)	Conn.	Wicker Range mm(inch)
GZ-NC26	89(3 1/2)	NC26	50～76(2~3)
GZ-NC26	89(3 1/2)	NC26	31~57(1 1/4~2 1/4)
GZ- NC31	105 (4 1/8)	NC31	35～60(1 3/8～2-3/8)
GZ- NC31	105 (4 1/8)	NC31	46～68(1 13/16～2 11/16)
GZ- NC31	105 (4 1/8)	NC31	79~105(3 1/8~4 1/8)
GZ- NC31	105 (4 1/8)	NC31	60~86(2 3/8~3 3/8)
GZ- NC31	105 (4 1/8)	NC31	40~67（1 9/16~2 5/8）
GZ-NC38	121 (4 3/4)	NC38	50.8～78(2～3 1/16)
GZ-NC38	121(4 3/4)	NC38	84～106(3 5/16～4 3/16)
GZ-NC38	121(4 3/4)	NC38	82~121（3 1/4~4 3/4）
GZ-NC46	159(6 1/4）	NC46	57~95（2 1/4~3 3/4）
GZ-NC46	159(6 1/4）	NC46	38~70（1 1/2~2 3/4）
GZ-NC46	159(6 1/4）	NC46	127~159（5~6 1/4）
GZ-NC46	159(6 1/4）	NC46	102~140（4~5 1/2）
GZ-NC46	159(6 1/4）	NC46	76~114（3~4 1/2）
GZ-NC46	159(6 1/4）	NC46	59~81（2 5/16~3 3/16）
GZ-NC50	165(6 1/2)	NC50	70～90(2 3/~4～3 9/16)
GZ-NC50	165(6 1/2)	NC50	94～120(3 11/16～4 3/4)
GZ-NC50	165(6 1/2)	NC50	127~165(5~6 1/2)
GZ-NC50	165(6 1/2)	NC50	102~140(4~5 1/2)
GZ-NC50	165(6 1/2)	NC50	76~114(3~4 1/2)
GZ-NC50	165(6 1/2)	NC50	51~89(2~3 1/2)
GZ-6-5/8REG	203(8)	6-5/8REG	125～170(4 15/16～6 11/16)
GZ-6-5/8REG	203(8)	6-5/8REG	170～190(6 11/16 ～7 1/2)
GZ-6-5/8REG	203(8)	6-5/8REG	165~203(6 1/2~8)
GZ-6-5/8REG	203(8)	6-5/8REG	140~178(5 1/2~7)
GZ-6-5/8REG	203(8)	6-5/8REG	114~152(4 1/2~6)
GZ-6-5/8REG	203(8)	6-5/8REG	89~127(3 1/2~5)