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HSCO含钴高速钢麻花钻13.490mm h8 DIN 1897 蒸汽处理329 13.490
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HSCO含钴高速钢麻花钻13.5mm h8 DIN 1897 蒸汽处理329 13.500
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HSCO含钴高速钢麻花钻13.6mm h8 DIN 1897 蒸汽处理329 13.600
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HSCO含钴高速钢麻花钻13.750mm h8 DIN 1897 蒸汽处理329 13.750
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HSCO含钴高速钢麻花钻13.890mm h8 DIN 1897 蒸汽处理329 13.890
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HSCO含钴高速钢麻花钻14.0mm h8 DIN 1897 蒸汽处理329 14.000
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HSCO含钴高速钢麻花钻14.2mm h8 DIN 1897 蒸汽处理329 14.200
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HSCO含钴高速钢麻花钻14.290mm h8 DIN 1897 蒸汽处理329 14.290
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HSCO含钴高速钢麻花钻14.5mm h8 DIN 1897 蒸汽处理329 14.500
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HSCO含钴高速钢麻花钻14.680mm h8 DIN 1897 蒸汽处理329 14.680
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HSCO含钴高速钢麻花钻14.750mm h8 DIN 1897 蒸汽处理329 14.750
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HSCO含钴高速钢麻花钻15.0mm h8 DIN 1897 蒸汽处理329 15.000
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HSCO含钴高速钢麻花钻15.080mm h8 DIN 1897 蒸汽处理329 15.080
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HSCO含钴高速钢麻花钻15.480mm h8 DIN 1897 蒸汽处理329 15.480
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HSCO含钴高速钢麻花钻15.5mm h8 DIN 1897 蒸汽处理329 15.500
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HSCO含钴高速钢麻花钻15.870mm h8 DIN 1897 蒸汽处理329 15.870
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HSCO含钴高速钢麻花钻16.0mm h8 DIN 1897 蒸汽处理329 16.000
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HSCO含钴高速钢麻花钻16.2mm h8 DIN 1897 蒸汽处理329 16.200
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HSCO含钴高速钢麻花钻16.270mm h8 DIN 1897 蒸汽处理329 16.270
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HSCO含钴高速钢麻花钻16.5mm h8 DIN 1897 蒸汽处理329 16.500