| ハイライト: | 127mm T51 thread button bit,highway slope protection button bit,railway slope protection drill bit |
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127mm T51 Thread Button Bit For Highway And Railway Slope Protection Threaded Button Bit Description Threaded drill bit made of high-strength alloy steel with tungsten carbide teeth, wear and impact resistant. Precision thread fits drill rod perfectly, easy installation and firm connection. High rock-drilling efficiency with smooth slag discharge and cooling. Ideal for mining, tunnel and construction rock drilling. Applications of thread drill bits Suitable for mining, tunnel
コンタクトパーソン: Nikolay
電話番号: 18931995936