Nta:
Haum rau kev tsim khoom loj ntawm tib qhov kev qhia tshwj xeeb, ib qho peb hauv ib qho drilling thiab milling xov milling cutter tuaj yeem ua tiav hauv qab qhov kev ua, chamfering, thiab xov hauv kev ua haujlwm yam tsis hloov cov cuab yeej, txo cov sijhawm tsis ua haujlwm, thiab txhim kho kev tsim khoom.Haum rau tooj liab alloy, aluminium alloy thiab lwm yam tsis-ferrous hlau.