GB /T 889.2-2000( | ISO 10512:1997 )
revailing torque tye hexagon nuts(with non-metallic in sert),style 1,with fine itch thread
1型非金属嵌件六角锁紧螺母 细牙
revailing torque tye hexagon nuts(with non-metallic in sert),style 1,with fine itch thread
1型非金属嵌件六角锁紧螺母 细牙