ʻO Diamond Cated Twists Drill bit bit i hoʻonohonohoʻia 10 mau'āpana 2mm, 45mm, 45mm

Kākau pōkole:

• Maikaʻi no nā pōhaku e hoʻomoʻi ai, prinl, nā aniani a me nā mea kūʻai aku'ē aʻe
• I hanaʻia i nā kila kiʻekiʻe kiʻekiʻe; ʻO ka mea e pili ana i ka mumū grit grit
• Komo me ka 10 drill
• 45 ° Drill Top Roll CHIP E hoʻopau i Groove