SHUANGJIA DLM-T Series Releasing Back off Spear

DLM-T Series Releasing Back off Spear

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Brand SHUANGJIA

Certification API

Lead Time 45days

Guarantee Period 12months

Source of Supply Heilongjiang

Payment Method T/T L/C

NSJ-Drilling 

Product Information

Releasing back off spear is used for fishing, back off and releasing the fish. It can catch and transmit left hand torque during back off. It can instead of left hand taper taps and die collars. The function is similar to back off sub. The difference is that it doesn't need to make up thread with fish and catch at any part internally.

Product Parameters:

Model	Size	Fishing ID mm(inch)	Tensile Load (KN)	Initial Pulling Force and Relevant Torque		Conn.
Model	Size	Fishing ID mm(inch)	Tensile Load (KN)	Pulling Force (KN)	Torque (NM)	Conn.
DLM-T60	2 3/8	50.8(2)	330	147	4313	2 7/8REG
DLM-T73	2 7/8	69.9(2 3/4)	500	166	5799	NC31
DLM-T114	4 1/2	101.6(4)	850	196	11522	4 1/2REG
DLM-T140	5 1/2	125.7 (4 61/64)	880	196	13263	NC50