<p>&nbsp;#1&nbsp;change from flat band to knife edge profile&nbsp;</p>

<p>&nbsp;#2 drop down from 3.5mm down to 3mm&nbsp;</p>

<p>&nbsp;#3 slide down (curved not straight&nbsp;)&nbsp;near the centre setting check my drawing&nbsp;</p>

<p>&nbsp;# 4 make sure flat wedding bands sits on each side&nbsp;</p>