Quad Chamfer 3DS Max 2020 By Marius Silaghi

http://mariussilaghi.com/products/quad-chamfer-modifier

The Quad Chamfer modifier works with 3ds Max and 3ds Max Design 9/2008/2009/2010/2011/2012/2013/2014/2015/2016/2017/2018/2019/2020 (32 & 64 Bit).