4G v3 auag nib has been developed
upgrades are as follows:
-nib frontal area form changed (flatter type)
-nib point position lowered to near center line area (writing precision improved, writing feel improved)
-nib cutting precision improved
-nib welding precision improved
-nib weight heavier than v2 (0.9g); v3 nib weight = 1 gram
other brands: 146: 0.7g / 149: 0.9~1g / duofold: 0.9g / century: 0.7g / aurora: 0.7g / 742: 0.75g /
