Mpeccable quality system first grade supplier tci coal mining drilling bit

Mpeccable quality system first grade supplier tci coal mining drilling bit Product Description IADC Specification :

First Digit	1,2,and 3 designate STEEL TOOTH BITS with 1 for soft,2 for medium and 3 for hard formations. 4,5,6,7 and 8 designate TUNGSTEN CARBIDE INSERT BITS for varying formation hardness with 4 being the softest and 8 the hardest.
Second Digit	1,2,3 and 4 are further breakdown of formation with 1 being the softest and 4 the hardest.
Third Digit	1.Standard open bearing roller bit. 2.Standard open bear roller bit,air-cooled. 3.Standard open bearing roller bit with gauge protection which is defined as carbide inserts in the hee of the cone. 4.Sealed roller bearing bit.5.Sealed roller bearing bit with gauge protection. 5.Sealed roller bearing bit with gauge protection. 6.Journal sealed bearing bit.
The following letter codes are used in the fourth digit position to indicate additional features	A.Air A[[lication. R.Reinforced welds.C.Center Jet.S.Standard Steel Tooth.D.DEVIATION Control.X.Chisel Insert.E.Extended Jet.Y.Conical Insert G.Extra Gage Protection. Z.Other Insert Shape.J.Jet Deflection.
mpeccable quality system	Strictly Execute the standards of SY/T5217-2000,SYT1564-2008 and API Spec7-1,implement ISO9001:2008 quality management system.
High market share in China	As the first grade supplier for goods and materials of Petrochina and Sinopec, products have been sold to Tarim, Turpan-Hami, Changqing, Liaohe, Dagang, Jidong, Jilin, Sichuan Central China, North China Oil field etc.
The rapid development of the international market	products have been sold to America, Canada, Brazil, Russia, Kazakhstan, Italy, France, Egypt, Nigeria, Indonesia and Australia more than 40 countries and regions.
Manufacturing concept	We only produce superior bits; Service concept: We are willing to become your best supplier..

 

SIZE	TYPE	PIN SIZE	WEIGHT(ibs.)
4 3/4	IADC517,547	2 7/8	24.2
4 7/8	IADC547	2 7/8	26.4
5 1/2	IADC547	3 1/2	29.7
5 5/8	IADC547	3 1/2	30.2
5 2/3	IADC546	3 1/2	30.8
6	IADC417,447	3 1/2	35.2
6 1/8	IADC547	3 1/2	37.4
6 1/4	IADC517,537	3 1/2	37.4
6 1/2	IADC517,547,817	3 1/2	44
6 3/4	IADC517,537	3 1/2	50.6
7 1/2	IADC517,545,547,625,627,835	4 1/2	66
7 7/8	IADC417,517,527,537,817	4 1/2	72.6
8 1/2	IADC417,435,437,517,535,537,547,625,627,635,745,835,837	4 1/2	81.4
8 3/4	IADC437	4 1/2	88
9 5/8	IADC535	6 5/8	121
9 7/8	IADC517,537,737	6 5/8	127.6
10 5/8	IADC437,535,537,545,547,627,745	6 5/8	167.2
11	IADC617	6 5/8	173.8
11 5/8	IADC535,545,625	6 5/8	198
12 1/4	IADC437,517,535,537,617	6 5/8	204
15 1/2	IADC545,615	7 5/8	440
17 1/2	IADC535,545	7 5/8	594

  Packaging & Shipping   Packaging & Shipping

Delivery Time	within 3 workdays after receiving the full payment
Payment Terms	T/T, L/C
Packaging	Plywood case or customized design
Shipping	DHL, UPS, FEDEX, TNT, EMS, by air, by sea, China post, any way you think is suitable

Our Services 1: Complete varieties Ruishi was establish in 1990. specialized in research and development ,manufacturing of bits. 2: The most competitive price We supply products to many trade company then Export to oversea indirectly before the day. Now we estabish our own Export Department. . Hoping that we can establish direct business relations with Foreign customers. We can give you the most competitive price because we are the source . 3:Excellent quality All process of manufacturing is in line with API and IS0 and we stand in the market . 4: Honest Operation My boss has a high regard of his Honesty and trustworthiness in the line. He tells us :Only trust makes him and the enterprise to become strong. And we will give our every customers Warranty and Guarantee For Bits and then keep our promise. 5:Perfect service Our factory has a group of experienced designers and sale engineers ,which could be servicing in drilling fieldwork in order to solve special questions at once.   Why Choose Us? Company Information Hebei Rui Shi drill Manufacturing Co., Ltd. was founded in 1990, is the largest in North China set up the first production-scale drill manufacturer. Engaged in various drills and drilling tool design, manufacturing, sales and technical services of specialized companies. Production of products, complete 2 1/2 "-26" of various types of PDC bits, roller cone bits, non-excavation and reaming drill. A professional production equipment leading CNC machine tools, Axis, axis CNC machining centers, brazing welding machine, automatic temperature control sintering furnace. Total research and development production and sales of first-class management team, the proportion of professional and technical personnel of 40%. And Tianjin Polytechnic University, China University of Petroleum, Provincial Academy established a research partnership. Our company adhere to the concept that “Innovation, Progress and Win-win”. We are Willing to work with new and old customers sincere cooperation, strive for common development and common progress, and create a better future.   FAQ Q:How to order the products?
A:Send the inquiry with detail item desciption or with Model number.
Q:Can I expect a quality products?
A:Yes,Allour activities are accredited to API and ISO 9001:2008. Q:What about the fasted lead time? A:Within 24 hours. But it depends on the quantity and types in your order. Q:What is your terms of delivery? A:We accept FOB,CIF etc.you can choose one which is more convenient.   We are ready and expecting new challenges to cooperate with you ! We sincerely hope to establish a long-term relationship with you. Welcome for your inquiry. Recommended Products