Material: | Carbon Steel, High Strength Steel, Stainless Steel |
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Tipo: | Pan Head,Round Head,Square Head,Corss Head Ect |
Conexão: | Porca Normal |
Estilo Cabeça: | Round with Hex Head,Pan Head ,Cross Head |
Padrão: | DIN, ANSI, GB, JIS, BSW, GOST |
Grau: | 4.8/5.6/6.8/8.8/10.9/12.9 |