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Diamond Core Drill Bit: Company introduction: 1. 32 years professional manufacture 2. Certificate: ISO9001:2000 and ISO9001:2008 3. Export to:  Africa, the Middle East, South America, Asia,                      Countries: South Africa, Zambia, Sudan, Iran, South Korea, Costa Rica etc. Size: 46~325mm with national and international standard Main exportation: AQ,BQ,NQ,HQ,PQ

ITEM	DIAMOND BIT					REAMING SHELL
"Q" Series Wireline	Size	Bit-set OD		Bit-set ID
		mm	inch	mm	inch	mm	inch
	AQ	47.6	1.88	26.97	1.06	48	1.89
	BQ	59.5	2.35	36.4	1.43	59.9	2.36
	NQ	75.3	2.97	47.6	1.88	75.7	2.98
	HQ	95.58	3.77	63.5	2.5	96	3.78
	PQ	122	4.8	84.96	3.35	122.6	4.83

   Use: Drill soft to hard rock, widely used in all kinds of drillings for prospecting, water and electricity building and construction industry of road, railway, bridge and building taking out core to examine stake,etc. Structure: They are manufactured with very small, high quality synthetic diamonds mixed evenly through a metal matrix. FLYDISC core bits are manufactured to give optimum penetration rates and bit life, which is required to keep the cost of diamond drilling to a minimum.   We can  make as per the specific requirements of clients.