Surface Set Diamond Core Bit NQ,HQ,PQ,NQ3,HQ3 PQ3

JS performance of is determinded by conbination of diamond and se special de optimal performance:

fferent crown height: 6,9,12,16,25mm

 profile is as below:

our diamond core bits specification :

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JSÂ is the largest supplier of drill consumables in China, It is expert in innovation,manufacture, sales and professinal service for diamond core drilling consumables.

JS aims at becoming the world leading expertise in damond core drilling consumables

JS main products are diamond products, coring system, rods &casing, drill accessories.Â