For Bochem-bossheads the following different screw types are used:
Type 1: Thumb screw M8
Type 2: Heart screw M6 Type
3: Socket screw M6
Type 4: Safety screw type “heart”M8
Type 5: Safety screw type “thumb” M10
With the standard articles we indicate in the product info table the used screw type. For customer designed products and high quantity orders the screw type can be chosen.