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HSCO含钴高速钢麻花钻8.1mm h8 DIN 1897 蒸汽处理329 8.100
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HSCO含钴高速钢麻花钻8.150mm h8 DIN 1897 蒸汽处理329 8.150
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HSCO含钴高速钢麻花钻8.2mm h8 DIN 1897 蒸汽处理329 8.200
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HSCO含钴高速钢麻花钻8.250mm h8 DIN 1897 蒸汽处理329 8.250
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HSCO含钴高速钢麻花钻8.3mm h8 DIN 1897 蒸汽处理329 8.300
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HSCO含钴高速钢麻花钻8.330mm h8 DIN 1897 蒸汽处理329 8.330
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HSCO含钴高速钢麻花钻8.4mm h8 DIN 1897 蒸汽处理329 8.400
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HSCO含钴高速钢麻花钻8.430mm h8 DIN 1897 蒸汽处理329 8.430
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HSCO含钴高速钢麻花钻8.5mm h8 DIN 1897 蒸汽处理329 8.500
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HSCO含钴高速钢麻花钻8.520mm h8 DIN 1897 蒸汽处理329 8.520
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HSCO含钴高速钢麻花钻8.550mm h8 DIN 1897 蒸汽处理329 8.550
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HSCO含钴高速钢麻花钻8.6mm h8 DIN 1897 蒸汽处理329 8.600
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HSCO含钴高速钢麻花钻8.610mm h8 DIN 1897 蒸汽处理329 8.610
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HSCO含钴高速钢麻花钻8.7mm h8 DIN 1897 蒸汽处理329 8.700
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HSCO含钴高速钢麻花钻8.730mm h8 DIN 1897 蒸汽处理329 8.730
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HSCO含钴高速钢麻花钻8.750mm h8 DIN 1897 蒸汽处理329 8.750
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HSCO含钴高速钢麻花钻8.8mm h8 DIN 1897 蒸汽处理329 8.800
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HSCO含钴高速钢麻花钻8.840mm h8 DIN 1897 蒸汽处理329 8.840
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HSCO含钴高速钢麻花钻8.9mm h8 DIN 1897 蒸汽处理329 8.900
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HSCO含钴高速钢麻花钻9.0mm h8 DIN 1897 蒸汽处理329 9.000