以下(xia)就(jiu)是盤頭(tou)自攻螺(luo)絲和(he)六角頭(tou)自攻螺(luo)絲的不同之處：

　　盤(pan)(pan)頭(tou)和六(liu)(liu)(liu)角(jiao)頭(tou)自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)適用(yong)(yong)(yong)(yong)于鉆頭(tou)允(yun)許(xu)露出(chu)的(de)場(chang)合，六(liu)(liu)(liu)角(jiao)頭(tou)自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)可比盤(pan)(pan)頭(tou)自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)隨(sui)較(jiao)大的(de)力矩(ju)。沉頭(tou)和內(nei)六(liu)(liu)(liu)角(jiao)花(hua)形自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)適用(yong)(yong)(yong)(yong)于釘(ding)(ding)(ding)頭(tou)不(bu)允(yun)許(xu)露出(chu)的(de)場(chang)合，內(nei)六(liu)(liu)(liu)角(jiao)花(hua)形自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)可比沉頭(tou)自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)承(cheng)受較(jiao)大的(de)力矩(ju);半沉頭(tou)自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)適用(yong)(yong)(yong)(yong)于釘(ding)(ding)(ding)頭(tou)允(yun)許(xu)輕微(wei)露出(chu)的(de)場(chang)合。自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)的(de)裝拆時，開槽(cao)自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)需(xu)用(yong)(yong)(yong)(yong)一字(zi)(zi)形螺(luo)(luo)釘(ding)(ding)(ding)旋(xuan)具，十字(zi)(zi)槽(cao)自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)需(xu)用(yong)(yong)(yong)(yong)十字(zi)(zi)形螺(luo)(luo)釘(ding)(ding)(ding)旋(xuan)具，內(nei)六(liu)(liu)(liu)角(jiao)花(hua)形自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)需(xu)用(yong)(yong)(yong)(yong)內(nei)六(liu)(liu)(liu)角(jiao)花(hua)形扳(ban)(ban)手(shou)，六(liu)(liu)(liu)角(jiao)頭(tou)自(zi)(zi)攻(gong)(gong)螺(luo)(luo)絲(si)(si)(si)需(xu)用(yong)(yong)(yong)(yong)呆扳(ban)(ban)手(shou)、梅花(hua)扳(ban)(ban)手(shou)、套(tao)筒扳(ban)(ban)手(shou)或(huo)活(huo)扳(ban)(ban)手(shou)。