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CN109986316A
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A kind of edge alloy bit electric resistance welding processing technology
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High-precision spiral bit production technology
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A kind of edge alloy bit electric resistance welding process equipment
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A kind of Two-end Tap Applied
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A kind of electric hammer drill
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A kind of cutting piece made from diamond
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A kind of alloy bit
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Prohibit channel conflict information and its application method
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Full-automatic code glassware
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A kind of full-automatic slug equipment
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A kind of new automatic slug mold
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A kind of forming grinding wheel freeing wheel
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CN109482938A
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A kind of resistance welding edge alloy bit
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CN109482941A
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A kind of high-precision spiral bit
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A kind of nano metal-WC composite shield cutter
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Roll milling drill for drilling machine
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Direct-insertion rapid-replacing drill
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CN105642964A
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Novel hexagonal fast scrap-removing drill bit
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CN105642966A
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Novel large-capacity scrap drill bit
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High-performance antiskid shank shrinkage drill bit
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