ISOK20 ya Iron Iron
ISOP20 ya Steel
1.Koresha kugeza 100% ubuzima bwibikoresho
2.Impande zose ziri hasi kuri +/- 0.01mm
3.Ubuzima burebure bwongerewe kuko buri kabari gafite ibyuma byinshi cyane inyuma yo gukata kugirango biganirwe cyane kubuntu.Byimbitse kurambirwa nakazi keza.
4.Umurongo umwe urashobora gutobora umwobo wo hasi cyangwa mu maso.Gusya umurongo wo gukata kumpera kubikoresho bidasanzwe nko gutobora, gutondeka, cyangwa ibikorwa byikora.