Porcas de torque duplo

Nome do produto: Porcas de torque duplo

Material: aço inoxidável/aço-carbono (material opcional)

Classificação: A2-70/A4-80/4.8/8.8/10.9

Description: The shockproof nut is not loose, with large torque and high precision, and requires special tools. CNC processing technology, beautiful appearance, can be customized according to customer needs.