aço principal do stainlee do parafuso da perfuração do auto da bandeja
1.material: 304HC
2.standard: ISO 15480 DO EN (DIN7504-K)
tificates de 3.cer:
especificações 4.other regulares: 2.9*6.5/9.5/13/16/19
3.5*6.5/9.5/13/16/19/22/25
3.9*9.5/13/16/19/22/25/32/35/38/45/50
4.2*9.5/13/16/22/25/32/35/38/45/50
4.8*13/16/19/22/25/32/35/38/45/50
5.5*13/16/19/22/25/32/35/38/45/50
6.3*13/16/19/22/32/35/38/45/50
cabeça 5.type: cabeça da bandeja
6.advantage: qualidade oportuna da entrega date+competitive price+good
China