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HSS-E-PM粉末含钴微型精密钻头0.495mm DIN 1899 301 0.495
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HSS-E-PM粉末含钴微型精密钻头0.490mm DIN 1899 301 0.490
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HSS-E-PM粉末含钴微型精密钻头0.485mm DIN 1899 301 0.485
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HSS-E-PM粉末含钴微型精密钻头0.480mm DIN 1899 301 0.480
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HSS-E-PM粉末含钴微型精密钻头0.475mm DIN 1899 301 0.475
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HSS-E-PM粉末含钴微型精密钻头0.470mm DIN 1899 301 0.470
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HSS-E-PM粉末含钴微型精密钻头0.460mm DIN 1899 301 0.460
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HSS-E-PM粉末含钴微型精密钻头0.455mm DIN 1899 301 0.455
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HSS-E-PM粉末含钴微型精密钻头0.450mm DIN 1899 301 0.450
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HSS-E-PM粉末含钴微型精密钻头0.445mm DIN 1899 301 0.445
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HSS-E-PM粉末含钴微型精密钻头0.440mm DIN 1899 301 0.440
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HSS-E-PM粉末含钴微型精密钻头0.435mm DIN 1899 301 0.435
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HSS-E-PM粉末含钴微型精密钻头0.432mm DIN 1899 301 0.432
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HSS-E-PM粉末含钴微型精密钻头0.430mm DIN 1899 301 0.430
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HSS-E-PM粉末含钴微型精密钻头0.425mm DIN 1899 301 0.425
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HSS-E-PM粉末含钴微型精密钻头0.420mm DIN 1899 301 0.420
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HSS-E-PM粉末含钴微型精密钻头0.415mm DIN 1899 301 0.415
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HSS-E-PM粉末含钴微型精密钻头0.410mm DIN 1899 301 0.410
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HSS-E-PM粉末含钴微型精密钻头0.405mm DIN 1899 301 0.405
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HSS-E-PM粉末含钴微型精密钻头0.4mm DIN 1899 301 0.400