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紫铜垫片厚2mm 垫圈 M25M26M27M28M30M32M33M34M36M38M40船用垫片
厚度2mm紫铜垫片密封垫圈内经M25M26M27M28M30M32M33M36M38纯铜垫
细牙丝锥丝攻M25M26MM27M28130VLYM32M支36*.0/1.5/2.0一包邮
哈尔滨五环6542锥柄键槽铣刀14m16mm18m24m25m32m34m35m36m45二刃
定圆位EUB销柱销2滚柱直径5mm25*20/24/25/226/27/8/30/32/34/36m
定位圆柱销/滚柱YOL直径25mm25销*2402/25/26/27/28/30/32/34/36m