Shapton Glass Diamond Lapping Plate - GDLP honing most likely made by Master

most likely made by Master Shigeoshi Iwasaki or Mizuochi San in the 1960s the Japanese Showa period

great unpetrentius design

This is unique item

but also will make it less hard

time-honored grip

Shapton Glass Diamond Lapping Plate - GDLP honing most likely made by MasterShapton's Glass Diamond Lapping Plate is an essential tool for maintaining flat sharpening stones. A flat sharpening stone is the foundation of precise honing. When working a stone, you never use its entire surface equally over time, shallow areas develop, causing uneven abrasion. The result: your razor hones inconsistently, making a sharp edge difficult to achieve. The Shapton lapping plate restores your stones to a flat, even surface. Simply mark