Low-price sale!! API standard!! Back-off Sub for oilfield drilling,made in China

Name: Low-price sale!! API standard!! Back-off Sub for oilfield drilling,made in China
Brand: SINOTAI
Price: USD $100 - 1,000 / Piece

FOB Price

USD $100 - $1,000 / Piece

1 Piece(Min.Order)

Supply Ability 1000 Piece / Pieces per Month
Port Shanghai / Tianjin / Qingdao Port
Payment Terms:T/T

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Product Details

Place of Origin:	China	Brand Name:	SINOTAI	Model Number:	ZDK
Type:	Other, Back-off Sub	Machine Type:	Drilling Tool	Certification:	API
Material:	Carbon Steel	Processing Type:	Forging	Use:	Well Drilling

Packaging Details

export standard packing or as customer's requirment

Product Description

Specifications

Incident handling tool Back-Off Sub (back-off spear)
1.API Spec
2.High strength, high toughness
3.Reliable performance

Back-off Sub

Product Explanation: The back-off sub also named back-off spear. There is usually a left hand thread for tool joint at the upper part of the body, while the expansion sleeve has right hand thread. The guide cone at the lower part can make the expansion sleeve of the sub conveniently screw the fish connection. Raising the drilling tool, the expansion sleeve can hold the fish firmly, then reversing.

Product types and specifications:

Type	O.D. (mm/inch)	I.D. (mm/inch)	Connection API	Fishing Connection API	OAL (mm/inch)
ZDK105	105(4-1/8)	20(25/32)	NC31 LH	2 7/8″EUE	572(22-1/2)
ZDK121	121(4-3/4)	22(7/8)	NC38 LH	3-1/2″EUE	600(23-5/8)
ZDK121	121(4-3/4)	22(7/8)	NC38 LH	NC38	630(24-13/16)
ZKD159	159(6-1/4)	28(1-5/32)	NC50 LH	NC50	690(27-11/64)
ZDK178	178(7)	28(1-1/4)	NC50 LH	5-1/2FH	680(26-3/4)

Company Profile

Sinotai Petroleum Equipment Co., Ltd.

As a professional supplier of OCTG, drilling equipment and workover service, Sinotai Petroleum Equipment Co., Ltd. lies in the production base of petroleum equipment and China's second largest oil field --Shengi Oilfield. Our company is a high-tech enterprise in Dongying City with business scope covering the sale, trading, post-sale service and technological development of a wide variety of petroleum equipment.

Besides OCTG, we provide our customers with other drilling and oil recovery equipment like fishing tools, cementing tools, workover rigs, pumping units and OCTG accessories.

The striving target of our company is "Prestige first, Quality supreme; The shortest delivery time, The lowest price, The best quality". Customers' needs are our first priority and customer satisfaction is the bottom line by which we measure our success.

Contact Us

Sinotai Petroleum Equipment Co., Ltd.: Contact nameHerish Kuo; Phone86-546-8300512; AddressNo. 107, Bldg. 45, Gaoerfu, Wanda, Dongcheng

Product Categories

Cementing tools	Down hole tools	Drilling Rig Accessories	Drilling Tools
Mud pump system	New Products	OCTG	Petroleum Instrument
Production Equipment	Protective Equipment	solid control system	Well control system
well head tools

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