Jinquan's top hammer rock drilling tools and DTH drilling tools are the best in the drilling industry. Always solid advice, reliable service.
—— Dudu Myeni (South Africa)
Jinquan' service is unparalleled, they treat you like you are their only customer...I own my success to Jinquan, and Jinquan's drill bits, drill rods.
—— John Carew (Norway)
This is the best factory we met in the drilling industries, high quality, rational price.
—— Benny Barron (USA)
Jinquan will be your first choice when you buy China button bits, drill rods, DTH bits. I was really impressed by their strict quality control system.
—— Kwaw Koffie (Ghana)
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DTH Hammer & Bits
Liaocheng Jinquan Construction Machinery Co.,Ltd is a world class manufacturer & supplier of down the hole (DTH) drilling tools. We use methods that meet ISO9001:2008 standards in manufacturing superior quality DTH hammers and DTH bits.
We have a diverse line of DTH bits that range from 2"-42" in diameter for use in most all leading hammer shanks, such as DHD, COP, MISSION, SD, QL, BR, MACH etc.
