刮刀有一個把手和鋒利(li)刀片,用來迅(xun)速(su)刮掉字跡的(de)工(gong)(gong)(gong)具.鉗(qian)(qian)工(gong)(gong)(gong)用來刮削金屬的(de)工(gong)(gong)(gong)具,一般(ban)為三棱(leng)型,硬度較高鉗(qian)(qian)工(gong)(gong)(gong)用來刮掉毛刺(ci)的(de)一種工(gong)(gong)(gong)具.