刮(gua)刀有一個把手和鋒利刀片,用(yong)來迅速刮(gua)掉字跡(ji)的(de)(de)工(gong)具.鉗工(gong)用(yong)來刮(gua)削金屬的(de)(de)工(gong)具,一般為(wei)三棱型(xing),硬度較高鉗工(gong)用(yong)來刮(gua)掉毛(mao)刺的(de)(de)一種工(gong)具.