According to the force mode of the connection, it is divided into ordinary and hinged holes. According to the shape of the head: hexagonal head, round head, square head, countersunk head and so on.
Our delivery time is between 25-45 days
Our minimum order quantity is 100.
Inventory with samples is free of charge, custom needs to be charged
About 2-5km
Via email or social media, we'll discuss the details.