Diamond Core Drill Bit Sizes 36mm 46mm 59mm 75mm 92mm 112mm 132mm 150mm

Product Description

Product feature
1.factory direct supply
2.factory wholesale price
3.stable quality
4.high drilling efficiency
5.good wear resistance
6.long service life
Product Advantage:
1. Impregnated Diamond Bit: Special mental coated diamonds to extend the diamond working life.
2. Surface Set Diamond Bit: Choose natural diamond with the fast drilling speed, espencially used for soft, abrasive and unconsolidated rock formation.
3. Matrix Height: 7mm-25mm, provide better drilling speed and drilling life.
4. Drill Bit Design: Standard V-ring,Turbo, Face discharge, Flat face, Stepped, Vortex type,Pilot type, etc.

Common sizes
Core Barrel Specification	Outside Set Diameter				lnside Set Diameter
	Maximum		Minimum		Maximum		Minimum
	lnches	mm	lnches	mm	lnches	mm	lnches	mm
AQ	1.88	47.75	1.87	47.5	1.607	27.1	1.057	26.85
BQ	2.35	59.69	2.34	59.44	1.438	1.428	36.52	36.27
NQ	2.97	75.44	2.96	75.19	1.88	47.75	1.87	47.5
HQ	3.77	95.76	3.755	95.38	2.505	63.63	2.495	63.38
PQ	4.815	122.3	4.795	121.8	3.35	85.09	3.34	84.84
T2-101	3.981	101.12	3.971	100.8	3.3	83.82	3.29	83.57
T6-101	3.981	101.12	3.971	100.8	3.115	79.12	3.105	78.87
Also, non-standard sized bits can be produced according to requirements from clients.

Hunan Hippo Drilling Tool Co. LTD. specializing in the production of PDC drill bits, diamond drill ,well drilling bits, mine drill, oil drill, composite drill teeth and other products. covering an area of more than 2,000 square meters.The technical staff and advanced production equipment have rich experience and independent and design capabilities. We can accept OEM and ODM orders. It is a company integrating development, production and sales.
1.advance technology &equipment , international standard
2.high precision CNC machines , API&ISO certified.
3.More than 10 years producing experience
4.Skilled workers with rich experience Products are widely used in well drilling, geological exploration, coal mines, mining stone, oil and gas mining, roads, railways,bridges, water conservancy and hydropower, engineering anchoring, construction and other industries.
Package And Shipping
FAQ 1. Are you a manufacturer? What can I buy from you? We are a manufacturer and our factory is located in Changsha City, the capital of construction machinery in Hunan, China. We specialized in producing PDC bits, PDC coring bits, impregnated diamond core bits, tricone bits, DTH hammer bits , reaming shell , water well drilling rig , drill pipes, geological pipe casing etc. 2. Is the product quality and customer service good? Adhering to the principles of customer first and quality first , we have already passed ISO 9001 certification and having rich experienced QC, so each order will be strictly inspected and tested before delivery. 3. What are our strengths? We are an enterprise integrating independent research and development, production and processing, and sales, with professional technical personnel, strong production capacity, and 12 years of production and research experience. We have already established high-performance production lines for PDC rock bit, DTH hammer, cone bit and drill pipe , and can provide OEM and ODM services. 4. What services can we provide? Acceptable delivery terms: EXW , FOB , C&F , CIF etc. Accepted payment currency: USD, AUD, CAD, SGD, EUR, GBP, HKD, JPY, RMB etc. Acceptable payment terms : TT, LC, OA , Western Union, Paypal, Credit card, collection , cash etc. 5. What is the mode of packaging and transportation ? Sample orders can be acceptable , MOQ is one piece . The goods will be packed in wooden case or cardboard boxes or pallets. Delivery by express, sea, air, or land is available.

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