This is a watchband links. No need screw or pin to make this watchband. Just push upper part then it will be snap lock. 3d printable stl file attached. 3d editable step file format also attached.

Dimension of the top plate is 200mm X 15mm X 6mm(Height). If you want you can change this measurements as you want.

Custom size and design possible. Please contact with me for more details.

Thanks,Mahbub