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Punch dies made of high carbon tungsten steel and not easy to wear off.
单孔式回油，模具采用高碳钨合金钢不易破损。
youdao
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Combination of the head of stainless steel and tungsten.
结合了不锈钢和钨的杆头。
youdao
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Combination of the head of stainless steel and tungsten.
结合了不锈钢和钨的杆头。
youdao