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美規(guī)螺絲. a.一般以番號(hào)標(biāo)示, 如 #2-56, #4-40, #6-32, #8-32, #10-24…etc. b.或以英制外徑表示, 如0.086-56, 0.112-40 , 0.138-32 , 0.164-32 , 0.190-24…etc. Ex: 632 – 8 – P P B: Finish Code: 外觀處理規(guī)格 Head Code: 頭部外型 Drive Code: 頭部剖溝,特征型號(hào) Length Code: 螺絲長(zhǎng)度 Thread Code: 螺絲型號(hào) B-1: Thread Code: 螺絲型號(hào) 天津自攻釘:http://www.tjjuxuanxiang.com/userlist/tjjuxuanxiang/list-1155.html 天津纖維板釘:http://www.tjjuxuanxiang.com/userlist/tjjuxuanxiang/text-1159.html
向掌柜 秦帥 提問(wèn):