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5D7.55mm内冷整体硬质合金钻头DC150-05-07.550A1-WJ30RE
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5D7.6mm内冷整体硬质合金钻头DC150-05-07.600A1-WJ30RE
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5D7.7mm内冷整体硬质合金钻头DC150-05-07.700A1-WJ30RE
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5D7.8mm内冷整体硬质合金钻头DC150-05-07.800A1-WJ30RE
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5D7.9mm内冷整体硬质合金钻头DC150-05-07.900A1-WJ30RE
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5D7.938mm内冷整体硬质合金钻头DC150-05-07.938A1-WJ30RE
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5D8mm内冷整体硬质合金钻头DC150-05-08.000A1-WJ30RE
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5D8.1mm内冷整体硬质合金钻头DC150-05-08.100A1-WJ30RE
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5D8.2mm内冷整体硬质合金钻头DC150-05-08.200A1-WJ30RE
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5D8.3mm内冷整体硬质合金钻头DC150-05-08.300A1-WJ30RE
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5D8.334mm内冷整体硬质合金钻头DC150-05-08.334A1-WJ30RE
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5D8.4mm内冷整体硬质合金钻头DC150-05-08.400A1-WJ30RE
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5D8.5mm内冷整体硬质合金钻头DC150-05-08.500A1-WJ30RE
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5D8.6mm内冷整体硬质合金钻头DC150-05-08.600A1-WJ30RE
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5D8.7mm内冷整体硬质合金钻头DC150-05-08.700A1-WJ30RE
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5D8.731mm内冷整体硬质合金钻头DC150-05-08.731A1-WJ30RE
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5D8.8mm内冷整体硬质合金钻头DC150-05-08.800A1-WJ30RE
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5D8.9mm内冷整体硬质合金钻头DC150-05-08.900A1-WJ30RE
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5D9mm内冷整体硬质合金钻头DC150-05-09.000A1-WJ30RE
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5D9.1mm内冷整体硬质合金钻头DC150-05-09.100A1-WJ30RE