| we can supply B19螺旋锚索钻杆Here are brief introduction of our company:I produced the first Ruilong licensing brazing carbide, coal and rock bits, PDC bit of quality,New coal drill pipe, drill pipe into the water, gas emissions from the drill pipe, drill pipe to help anchor, B19 cable pipeAnd matching the specifications of the drill bit, hand-held products such as pneumatic drill,Has become the brand of choice for the majority of usersB19螺旋钻杆市在新型帮锚钻杆的基础上采用95siMnMov-B19钎杆为杆体缠绕预应力钢带焊接而成,比普通型强度更高,配有螺旋连接器,可任意组合使用。广泛应用于地质复杂、粘性岩土混合性地层,及其它不易排渣的钻孔作业,配套帮锚杆钻机使用大大提高了工作效率。 |