Use Of Impregnated Diamond Bit-YaHeng
The impregnated diamond bits are used in inner and outer cladding alloys, the use of large granular diamond, special process forging, do not drop the block, not peeling, drilling fast, widely used in. ... For highways, railways, bridges, housing construction, hydropower and other core engineering exploration drilling;. 3.
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yahengdrilling's website is yahengdrilling.com