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防爆1/4”系列盒裝套筒8件套包(bao)括(kuo)：4，4.5,5,5.5,6,7,8,1/4”旋具手柄 ，專(zhuan)用工(gong)具盒

成(cheng)套(tao)(tao)(tao)盒裝套(tao)(tao)(tao)筒(tong)(tong)扳手適用范(fan)圍(wei)擴大，整體(ti)構(gou)造(zao)簡單和制造(zao)容易(yi)。前后調(diao)節部件，棘輪(lun)機(ji) 構(gou)，使棘輪(lun)機(ji)構(gou)的(de)棘輪(lun)上(shang)配(pei)置(zhi)三級制止(zhi)部、壓縮彈(dan)簧和拉伸彈(dan)簧，此外，除 設置(zhi)后部套(tao)(tao)(tao)筒(tong)(tong)部件外，還(huan)設置(zhi)前部套(tao)(tao)(tao)筒(tong)(tong)部件，在其上(shang)接合各(ge)外側套(tao)(tao)(tao)筒(tong)(tong)和套(tao)(tao)(tao)筒(tong)(tong) 組件，由于在套(tao)(tao)(tao)筒(tong)(tong)組件不發生部件相互(hu)干擾(rao)，能抑制工具損耗提高耐用壽* 的(de)同時，使操作簡單。

▲▲套筒(tong)(tong)(tong)(tong)扳手(shou)包括其(qi)(qi)一(yi)(yi)(yi)端具(ju)有(you)(you)(you)夾緊部(bu)(bu)(bu)(bu)的(de)(de)本體(ti)，沿(yan)前后(hou)方(fang)(fang)向可(ke)移動(dong)(dong)安裝的(de)(de) 外側(ce)套筒(tong)(tong)(tong)(tong)和(he)(he)多個套筒(tong)(tong)(tong)(tong)組件(jian)，為了對該(gai)外側(ce)套筒(tong)(tong)(tong)(tong)和(he)(he)多個套筒(tong)(tong)(tong)(tong)組件(jian)沿(yan)前后(hou)方(fang)(fang)向動(dong)(dong) 作進行(xing)調(diao)(diao)節的(de)(de)前后(hou)調(diao)(diao)節構(gou)件(jian)，其(qi)(qi)特征(zheng)在于(yu)在本體(ti)上(shang)具(ju)有(you)(you)(you)為進行(xing)上(shang)述外側(ce)套筒(tong)(tong)(tong)(tong) 嵌(qian)(qian)合(he)的(de)(de)開(kai)放口(kou)，為設(she)置棘輪(lun)機構(gou)、且使和(he)(he)開(kai)放口(kou)連(lian)通(tong)的(de)(de)的(de)(de)開(kai)放槽(cao)以及一(yi)(yi)(yi)體(ti)形(xing) 成(cheng)位于(yu)開(kai)放槽(cao)前方(fang)(fang)的(de)(de)伸(shen)出階梯(ti)部(bu)(bu)(bu)(bu)，在開(kai)放槽(cao)上(shang)分別形(xing)成(cheng)鎖緊孔、和(he)(he)棘輪(lun)設(she)置 槽(cao)，在套筒(tong)(tong)(tong)(tong)上(shang)形(xing)成(cheng)具(ju)有(you)(you)(you)沿(yan)其(qi)(qi)內側(ce)傾斜的(de)(de)凹(ao)部(bu)(bu)(bu)(bu)的(de)(de)法(fa)蘭部(bu)(bu)(bu)(bu)和(he)(he)沿(yan)其(qi)(qi)內外方(fang)(fang)向延伸(shen)的(de)(de) 多個凹(ao)凸部(bu)(bu)(bu)(bu)，則外側(ce)套筒(tong)(tong)(tong)(tong)具(ju)有(you)(you)(you)沿(yan)其(qi)(qi)內側(ce)一(yi)(yi)(yi)體(ti)形(xing)成(cheng)的(de)(de)凹(ao)凸部(bu)(bu)(bu)(bu)，套筒(tong)(tong)(tong)(tong)組件(jian)的(de)(de)嵌(qian)(qian)合(he) 凹(ao)部(bu)(bu)(bu)(bu)以及沿(yan)其(qi)(qi)外側(ce)上(shang)部(bu)(bu)(bu)(bu)一(yi)(yi)(yi)體(ti)形(xing)成(cheng)的(de)(de)鋸(ju)齒(chi)部(bu)(bu)(bu)(bu)，前后(hou)調(diao)(diao)節構(gou)件(jian)由動(dong)(dong)作桿，和(he)(he)該(gai)動(dong)(dong)作桿相連(lian)接的(de)(de)調(diao)(diao)節旋鈕組合(he)而成(cheng)，在動(dong)(dong)作桿上(shang)一(yi)(yi)(yi)體(ti)形(xing)成(cheng)其(qi)(qi)剖面呈橢(tuo)圓狀、沿(yan) 內外方(fang)(fang)向伸(shen)出的(de)(de)伸(shen)出端部(bu)(bu)(bu)(bu)，套筒(tong)(tong)(tong)(tong)扳手(shou)具(ju)有(you)(you)(you)多條彈性制止凹(ao)槽(cao)的(de)(de)圓筒(tong)(tong)(tong)(tong)部(bu)(bu)(bu)(bu)以及和(he)(he)

后部軸，形成一體(ti)的同時，在調(diao)節旋鈕(niu)上形成伸出部。