API Cross-over subs 3% discount

  API Cross-over subs 3% discount     Product Description   Specifications Type A stand for same diameter :one crossover sub has one size (D)on O.D.,code A.
Type B stands for reduce type:one crossover sub has two sizes (D1,D2) on O.D.,code B.
Type C is left hand thread type:the connection thread is left hand type,code C. 

Denotation	Top junction block	Lower junction block	Type
Kelly joint	Kelly	Drill pipe joint	A or B
Kelly joint	Drill pipe joint	Drill pipe joint	A or B
Drill pipe joint	Kelly	Drill collar	A or B
Crossover joint	Drill collar	Drill collar	A or B
Bit joint	Drill collar	Bit	A or B
Swivel joint	Swivel lower joint	Kelly	Type C
Fish joint	Kelly	Drill pipe joint	Type C
	Drill pipe joint	Fishing tool	Type C

  Cross-Over Subs Show:         Our Services    After-sale Services     Packaging & Shipping Packing: Wooden case or as clients' request.     Shipping: By sea or by air for exporting goods.         Company Information      Established in 1998, Cangzhou Lockheed Drilling Equipment Parts Co., Ltd. is a professional  technology-oriented enterprise specialized in the production drilling equipments and tools, which is one of the leading corporations of drilling tools and workover fishing tool manufacturing  industry. Including three series with full model types,as follows: Drilling Bit series: rock roller bit,tricone bit,pdc drill bit,single bit,cone bit and hole opener;  Drilling Equipment Parts series: manual tong,elevator,slips,stabilizer; Workover Fishing Tool series: releasing spear,junk basket, overshot,reversing sub,die collar,  fishing tap etc. Cangzhou Lockheed Drilling Equipment Parts Co., is located at the center of Beijing-Tianjin-Hebei-Shandong-Henan-Region which is adjacent to National Expressway No.106, 166km away from Beijing,110km away from Tianjin and 35km away from Baiyangdian, the Pearl of Huabei  Area.More convenient transport,faster delivery,and more trustful enterprise is your best choice. Come on,join us.Our goal:Strive for Perfection and Win by Quality.   FAQ    How to order the products??? Please send the inquiry with detail item description or with Model number. 
If there is no packing demand we take it as sea-way packing. 
If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.  Can I expect a quality products??? Yes. of course.All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.  Strive for Perfection and Win by Quality!!! We would like to establish business relations with you !!! All sizes and IADC codes of drill bits are available.  Special requirements of different models can be customized.