The following review is based on my experiences with the 1000 and 12000 grit stones in their line honing approximately 40 razors with them encorporated in the following sequence:
Norton 325 grit diamond hone
Naniwa 1000
Norton 4000
Norton 8000
Naniwa 12000
Nakayama Maruichi Stone
Both the 1000 and 12000 required lapping before use. Neither needs to be soaked before use, but I find the 12000 to be more thirsty and soaking helps this. These stones come set in a plastic base with...