Broca núcleo de diamante

This heavy-duty industrial diamond core drill bit adopts high-hardness diamond segments and thick steel tube substrate, designed for fast dry and wet drilling of reinforced concrete, wall concrete, marble slabs and abrasive stone materials. This dual-use diamond core bit matches handheld electric water drill and impact drill equipment, widely used in building construction, pipeline hole drilling, wall renovation and stone processing engineering projects. We supply wholesale diamond core drill bits with customizable outer diameter, segment length and connection thread size for construction engineering contractors and masonry processing factories.