Advanced Diamond Core Drill Bit for Well and Coal Mine Drilling

• Customization: Available
• Certification: ISO 9001:2000
• Condition: New
• Model NO.: SS1
• Motor: DC Motor
• Drill Hole Diameter: 75mm-325mm
• Drill Hole Depth: More Than 20 Meters
• Bit Type: Cone Bit
• Drilling Way: Rotary
• Model No.: Bq Nq Hq Pq
• Type: Core Drill Bit
• Usage: Well Drilling, Metal Drilling, Coal Mine Drilling
• Material: Diamond
• Color: Customizable
• Transport Package: Wooden Crate
• Specification: 75mm-325mm Carbon Steel
• Trademark: zhuangyuan
• Origin: China
• Production Capacity: 5000000

Product Description

Size of The Core Bits and Reaming Shell
Description	Core Bits				Reaming Shell
Specification            Model	Outside Diameter		Inside Diameter		Outside Diameter
	Inches	mm	Inches	mm	Inches	mm
BTW	2.345	59.56	1.667	42.1	2.36	59.95
NTW	2.965	75.31	2.218	56.1	2.98	75.7
HTW	3.762	95.57	2.809	71.1	3.783	96.06
AC(AQ)	1.875	47.63	1.062	26.97	1.89	48.01
BC(BQ)	2.345	59.56	1.433	36.4	2.36	59.95
BC3(BQ3)	2.345	59.56	1.32	33.53	2.36	59.95
NC(NQ)	2.965	75.31	1.875	47.63	2.98	75.7
NC3(NQ3)	2.965	75.31	1.775	45.08	2.98	75.7
HC(HQ)	3.762	95.57	2.5	63.5	3.783	96.09
HC3(HQ3)	3.762	95.57	2.406	61.11	3.783	96.09
PC(PQ)	4.805	122.05	3.345	84.96	4.828	122.65
PC3(PQ3)	4.805	122.05	3.27	83.06	4.828	122.65
T2-56	2.205	56	1.642	41.7	2.217	56.3
T2-76	2.992	76	2.429	61.7	3.004	76.3
T2-86	3.385	86	2.832	71.7	3.398	86.3
T2-101	3.976	101	3.295	83.7	3.988	101.5
T6-101	3.976	101	3.11	79	3.988	101.5
T6-131	5.157	131	4.252	108	5.157	131.5

Specifications  of  Reaming  Shell
Category	Bit Size
Double-tube Reaming shell	P56,P59,P75,P76,P91,P110,P130
Single-tube Reaming shell	D56,D59,D75,D76,D91,D110,D130,D150,D171,D223
Wireline Reaming shell	S56,S59,S75,S95,BC,NC,HC,PC,T2-76,T2-86

Hunan Yuanyu Exploration Technology Development Co., Ltd
Our esteemed organization, originally known as Hunan Zhuangyuan Geological Equipment Co., Ltd., proudly traces its roots to the esteemed Hunan Provincial Institute of Geophysics and Geochemistry. Emerging from the pioneering 409 team mechanical repair workshop, we took a significant step forward by establishing the 409 Repair Factory in 1989. Our journey of innovation continued with the founding of the Diamond Products Research Institute in 1992. By 2003, we expanded into the Zhuangyuan (Group) Company, encompassing both Hunan Zhuangyuan Diamond Products Co., Ltd. and Hunan Zhuangyuan Geological Equipment Co., Ltd. In a strategic alliance in 2016, we partnered with Hunan Hongyu Water Resources and Hydropower (Group) Co., Ltd., leading to the launch of Hunan Yuanyu Exploration Technology Development Co., Ltd. We are recognized as a national high-tech enterprise, specializing in the cutting-edge design, production, scientific research, and service operations of geological equipment. Our offerings include state-of-the-art drilling rigs, precision drilling tools, advanced diamond drill bits, and innovative centralized slurry injection systems. Notably, our pioneering 'centralized slurry grouting system' has been proudly featured in the first batch of recommended emergency equipment procurement listings for Hunan Province.
In recent years, our company has been the proud recipient of numerous accolades: the 'Zhuangyuan' brand has been celebrated with the prestigious 'Famous Trademark of Hunan Province' award multiple times. Furthermore, we have been honored as the 'Hunan Province Contract Abiding and Creditworthy Unit' and recognized as a 'Hunan Province Integrity Construction Demonstration Unit' on several occasions. Our commitment to technological excellence earned us the esteemed title of 'National High-tech Enterprise' in 2021, reflecting our unwavering dedication to innovation and integrity.
We place paramount importance on technological innovation, boasting a portfolio of over 10 patents. Our strong collaborations with academic institutions, such as China University of Geosciences (Wuhan) and Central South University, underscore our commitment to advancing research and industry synergy. We proudly serve as the industry-university research base for China University of Geosciences (Wuhan). Our collaborative endeavor with the Guangzhou Institute of Geochemistry of the Chinese Academy of Sciences led to the development of a marine shallow sampling drilling rig, which has been met with high acclaim from our esteemed users.