Whirlwind diamond core drill bit is used for grinding of concrete, granite and all kinds of hard materials, which has strong impact toughness, long service life and strong stability. Huanghe Whirlwind offers all kinds of diamond core drill bit for sale with low price and top quality. Welcome to contact us for FREE Quotation at any time!

Whirlwind diamond core drill bit is used for grinding of concrete, granite and all kinds of hard materials, which has strong impact toughness, long service life and strong stability. Huanghe Whirlwind offers all kinds of diamond core drill bit for sale with low price and top quality. Welcome to contact us for FREE Quotation at any time!

PDC ( Polycrystalline Diamond Composite ) are made by combining some layers of polycrystalline diamonds with a layer of cemented carbide liner at high temperature and high pressure. PDCs are among the most rigid of all diamond tool materials.

Whirlwind diamond core drill bit is used for grinding of concrete, granite and all kinds of hard materials, which has strong impact toughness, long service life and strong stability. Huanghe Whirlwind offers all kinds of diamond core drill bit for sale with low price and top quality. Welcome to contact us for FREE Quotation at any time!