9PCS Bi-metal Hole ri Ṣeto Ige Ṣii Ṣii Drill Bit fun Igi Aluminiomu Irin

Apejuwe kukuru:

Ti a ṣe ti irin to gaju to gaju (HSS) bi-metal, itọju ooru ati irin carbon dudu, egboogi-ipata ati wọ-sooro, awọn eyin irin iyara to gaju le ṣe aṣeyọri iṣẹ giga, gige yiyara, ati ipata.Ipata, wọ resistance ati igbesi aye iṣẹ to gun.


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