ql60 과부하 날개 비트

다른 비디오
March 07, 2025
비디오 설명:
Discover the Ql60 Overburden Wing Bit and Dhd 340-133 Mm Drilling DTH Bits with Tungsten Carbide for efficient mining and drilling. These bits are designed for high-pressure deep hole drilling, offering customizable options for various applications.
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