自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)多用(yong)(yong)(yong)于(yu)薄的(de)(de)(de)(de)(de)金屬板(ban)(ban)(鋼(gang)(gang)板(ban)(ban)、鋸板(ban)(ban)等)之(zhi)間(jian)(jian)的(de)(de)(de)(de)(de)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)。連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)時(shi)(shi)，先對被(bei)(bei)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)件(jian)(jian)制出(chu)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)底(di)(di)孔(kong)(kong)(kong)，再將(jiang)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)擰(ning)入(ru)被(bei)(bei)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)件(jian)(jian)的(de)(de)(de)(de)(de)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)底(di)(di)孔(kong)(kong)(kong)中(zhong)(zhong)。由(you)于(yu)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)的(de)(de)(de)(de)(de)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)表(biao)面(mian)具(ju)有(you)(you)較高的(de)(de)(de)(de)(de)硬(ying)度(du)(≥HRC45)，可(ke)在(zai)被(bei)(bei)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)件(jian)(jian)的(de)(de)(de)(de)(de)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)底(di)(di)孔(kong)(kong)(kong)中(zhong)(zhong)攻(gong)(gong)(gong)(gong)出(chu)內(nei)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)，從(cong)(cong)(cong)而(er)形(xing)成(cheng)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)。自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)銷(xiao)緊(jin)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)也(ye)多用(yong)(yong)(yong)于(yu)薄的(de)(de)(de)(de)(de)金屬板(ban)(ban)之(zhi)間(jian)(jian)的(de)(de)(de)(de)(de)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)。其螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)為(wei)具(ju)有(you)(you)弧形(xing)三角(jiao)(jiao)截面(mian)的(de)(de)(de)(de)(de)普(pu)通(tong)(tong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)，螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)表(biao)面(mian)也(ye)具(ju)有(you)(you)較高的(de)(de)(de)(de)(de)硬(ying)度(du)，故在(zai)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)時(shi)(shi)，螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)也(ye)可(ke)在(zai)被(bei)(bei)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)件(jian)(jian)的(de)(de)(de)(de)(de)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)底(di)(di)孔(kong)(kong)(kong)中(zhong)(zhong)攻(gong)(gong)(gong)(gong)出(chu)內(nei)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)，從(cong)(cong)(cong)而(er)形(xing)成(cheng)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)。這種螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)的(de)(de)(de)(de)(de)特點是(shi)(shi)具(ju)有(you)(you)低擰(ning)入(ru)力(li)矩(ju)和高鎖緊(jin)性能(neng)，比(bi)普(pu)通(tong)(tong)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)具(ju)有(you)(you)更(geng)好(hao)的(de)(de)(de)(de)(de)工(gong)(gong)作性能(neng)，并可(ke)代替機器螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)使用(yong)(yong)(yong)。墻(qiang)板(ban)(ban)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)用(yong)(yong)(yong)于(yu)石膏(gao)墻(qiang)板(ban)(ban)等和金屬龍(long)骨之(zhi)間(jian)(jian)的(de)(de)(de)(de)(de)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)。其螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)為(wei)雙頭(tou)(tou)(tou)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)，螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)表(biao)面(mian)也(ye)具(ju)有(you)(you)很高的(de)(de)(de)(de)(de)硬(ying)度(du)(≥HRC53)，能(neng)在(zai)不制出(chu)預制孔(kong)(kong)(kong)的(de)(de)(de)(de)(de)條件(jian)(jian)下(xia)，快速擰(ning)入(ru)龍(long)骨中(zhong)(zhong)，從(cong)(cong)(cong)而(er)形(xing)成(cheng)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)。自(zi)(zi)(zi)(zi)(zi)(zi)鉆自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)與普(pu)通(tong)(tong)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)不同之(zhi)處是(shi)(shi)普(pu)通(tong)(tong)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)在(zai)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)時(shi)(shi)，須(xu)經(jing)過鉆孔(kong)(kong)(kong)(鉆螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)底(di)(di)孔(kong)(kong)(kong))和攻(gong)(gong)(gong)(gong)絲(包括(kuo)緊(jin)固(gu)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie))兩道工(gong)(gong)序;而(er)自(zi)(zi)(zi)(zi)(zi)(zi)鉆自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)在(zai)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)時(shi)(shi)，就將(jiang)鉆孔(kong)(kong)(kong)和攻(gong)(gong)(gong)(gong)絲兩道工(gong)(gong)序合(he)并一(yi)次完(wan)成(cheng)。它先用(yong)(yong)(yong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)前面(mian)的(de)(de)(de)(de)(de)鉆頭(tou)(tou)(tou)進行鉆孔(kong)(kong)(kong)，接(jie)(jie)(jie)(jie)著就用(yong)(yong)(yong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)進行攻(gong)(gong)(gong)(gong)絲(包括(kuo)緊(jin)固(gu)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie))，節(jie)約施(shi)工(gong)(gong)時(shi)(shi)間(jian)(jian)，提高施(shi)工(gong)(gong)效(xiao)率。盤頭(tou)(tou)(tou)和六(liu)(liu)(liu)角(jiao)(jiao)頭(tou)(tou)(tou)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)適(shi)用(yong)(yong)(yong)于(yu)鉆頭(tou)(tou)(tou)允(yun)許露出(chu)的(de)(de)(de)(de)(de)場合(he)，六(liu)(liu)(liu)角(jiao)(jiao)頭(tou)(tou)(tou)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)可(ke)比(bi)盤頭(tou)(tou)(tou)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)隨(sui)較大(da)的(de)(de)(de)(de)(de)力(li)矩(ju)。沉頭(tou)(tou)(tou)和內(nei)六(liu)(liu)(liu)角(jiao)(jiao)花形(xing)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)適(shi)用(yong)(yong)(yong)于(yu)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)頭(tou)(tou)(tou)不允(yun)許露出(chu)的(de)(de)(de)(de)(de)場合(he)，內(nei)六(liu)(liu)(liu)角(jiao)(jiao)花形(xing)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)可(ke)比(bi)沉靜頭(tou)(tou)(tou)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)承(cheng)受較大(da)的(de)(de)(de)(de)(de)力(li)矩(ju);半(ban)沉靜頭(tou)(tou)(tou)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)適(shi)用(yong)(yong)(yong)于(yu)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)頭(tou)(tou)(tou)允(yun)許輕(qing)微(wei)露出(chu)的(de)(de)(de)(de)(de)場合(he)。自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)的(de)(de)(de)(de)(de)裝拆時(shi)(shi)，開槽(cao)(cao)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)需(xu)用(yong)(yong)(yong)一(yi)字形(xing)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)旋(xuan)具(ju)，十(shi)字槽(cao)(cao)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)需(xu)用(yong)(yong)(yong)十(shi)字形(xing)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)旋(xuan)具(ju)，內(nei)六(liu)(liu)(liu)角(jiao)(jiao)花形(xing)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)需(xu)用(yong)(yong)(yong)內(nei)六(liu)(liu)(liu)角(jiao)(jiao)花形(xing)扳(ban)手，六(liu)(liu)(liu)角(jiao)(jiao)頭(tou)(tou)(tou)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)需(xu)用(yong)(yong)(yong)呆扳(ban)手、梅花扳(ban)手、套筒(tong)扳(ban)手或活扳(ban)手。自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)多用(yong)(yong)(yong)于(yu)薄的(de)(de)(de)(de)(de)金屬板(ban)(ban)(鋼(gang)(gang)板(ban)(ban)、鋸板(ban)(ban)等)之(zhi)間(jian)(jian)的(de)(de)(de)(de)(de)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)。連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)時(shi)(shi)，先對被(bei)(bei)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)件(jian)(jian)制出(chu)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)底(di)(di)孔(kong)(kong)(kong)，再將(jiang)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)擰(ning)入(ru)被(bei)(bei)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)件(jian)(jian)的(de)(de)(de)(de)(de)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)底(di)(di)孔(kong)(kong)(kong)中(zhong)(zhong)。由(you)于(yu)自(zi)(zi)(zi)(zi)(zi)(zi)攻(gong)(gong)(gong)(gong)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)釘(ding)(ding)(ding)(ding)(ding)(ding)(ding)(ding)的(de)(de)(de)(de)(de)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)表(biao)面(mian)具(ju)有(you)(you)較高的(de)(de)(de)(de)(de)硬(ying)度(du)(≥HRC45)，可(ke)在(zai)被(bei)(bei)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)件(jian)(jian)的(de)(de)(de)(de)(de)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)底(di)(di)孔(kong)(kong)(kong)中(zhong)(zhong)攻(gong)(gong)(gong)(gong)出(chu)內(nei)螺(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)(luo)紋(wen)(wen)，從(cong)(cong)(cong)而(er)形(xing)成(cheng)連(lian)(lian)(lian)(lian)(lian)(lian)(lian)接(jie)(jie)(jie)(jie)。

　　自攻銷緊(jin)螺(luo)(luo)釘(ding)(ding)也多用(yong)于薄(bo)的(de)金屬板之間的(de)連(lian)接(jie)(jie)。其螺(luo)(luo)紋(wen)為具(ju)有(you)弧(hu)形三角(jiao)截面的(de)普通螺(luo)(luo)紋(wen)，螺(luo)(luo)紋(wen)表面也具(ju)有(you)較高的(de)硬度，故(gu)在連(lian)接(jie)(jie)時，螺(luo)(luo)釘(ding)(ding)也可在被連(lian)接(jie)(jie)件的(de)螺(luo)(luo)紋(wen)底孔中攻出內螺(luo)(luo)紋(wen)，從而(er)形成連(lian)接(jie)(jie)。這(zhe)種螺(luo)(luo)釘(ding)(ding)的(de)特點是具(ju)有(you)低擰入力矩(ju)和高鎖緊(jin)性(xing)能(neng)，比普通自攻螺(luo)(luo)釘(ding)(ding)具(ju)有(you)更好的(de)工作性(xing)能(neng)，并可代替機(ji)器螺(luo)(luo)釘(ding)(ding)使用(yong)。

　　墻板自攻螺(luo)釘(ding)用于石膏墻板等和金(jin)屬龍骨之(zhi)間的連接(jie)。其(qi)螺(luo)紋為雙頭螺(luo)紋，螺(luo)紋表面也具有很高的硬度(≥HRC53)，能在(zai)不(bu)制出預制孔的條(tiao)件下，快速擰入龍骨中，從而形成(cheng)連接(jie)。

　　自(zi)鉆(zhan)(zhan)(zhan)自(zi)攻螺釘(ding)(ding)(ding)與普通自(zi)攻螺釘(ding)(ding)(ding)不同之處是普通自(zi)攻螺釘(ding)(ding)(ding)在(zai)連接(jie)(jie)(jie)時，須經過鉆(zhan)(zhan)(zhan)孔(kong)(鉆(zhan)(zhan)(zhan)螺紋底孔(kong))和攻絲(si)(包括緊固連接(jie)(jie)(jie))兩(liang)道(dao)工(gong)序(xu);而自(zi)鉆(zhan)(zhan)(zhan)自(zi)攻螺釘(ding)(ding)(ding)在(zai)連接(jie)(jie)(jie)時，就將鉆(zhan)(zhan)(zhan)孔(kong)和攻絲(si)兩(liang)道(dao)工(gong)序(xu)合并一(yi)次完成。它(ta)先用(yong)螺釘(ding)(ding)(ding)前(qian)面的鉆(zhan)(zhan)(zhan)頭進行(xing)鉆(zhan)(zhan)(zhan)孔(kong)，接(jie)(jie)(jie)著就用(yong)螺釘(ding)(ding)(ding)進行(xing)攻絲(si)(包括緊固連接(jie)(jie)(jie))，節約施工(gong)時間，提高施工(gong)效率。

　　盤(pan)頭(tou)和六(liu)角(jiao)(jiao)頭(tou)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)適(shi)用(yong)于鉆頭(tou)允(yun)(yun)許露出的場(chang)合，六(liu)角(jiao)(jiao)頭(tou)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)可比盤(pan)頭(tou)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)隨較大的力矩。沉(chen)頭(tou)和內(nei)六(liu)角(jiao)(jiao)花(hua)形(xing)(xing)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)適(shi)用(yong)于釘(ding)頭(tou)不(bu)允(yun)(yun)許露出的場(chang)合，內(nei)六(liu)角(jiao)(jiao)花(hua)形(xing)(xing)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)可比沉(chen)靜頭(tou)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)承受較大的力矩;半沉(chen)靜頭(tou)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)適(shi)用(yong)于釘(ding)頭(tou)允(yun)(yun)許輕微露出的場(chang)合。自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)的裝拆(chai)時，開槽(cao)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)需(xu)用(yong)一(yi)字(zi)(zi)形(xing)(xing)螺(luo)(luo)釘(ding)旋(xuan)具(ju)，十字(zi)(zi)槽(cao)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)需(xu)用(yong)十字(zi)(zi)形(xing)(xing)螺(luo)(luo)釘(ding)旋(xuan)具(ju)，內(nei)六(liu)角(jiao)(jiao)花(hua)形(xing)(xing)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)需(xu)用(yong)內(nei)六(liu)角(jiao)(jiao)花(hua)形(xing)(xing)扳(ban)手(shou)，六(liu)角(jiao)(jiao)頭(tou)自(zi)(zi)攻(gong)(gong)(gong)螺(luo)(luo)釘(ding)需(xu)用(yong)呆扳(ban)手(shou)、梅花(hua)扳(ban)手(shou)、套筒扳(ban)手(shou)或活扳(ban)手(shou)。