Just to add #30 is perfect rectangular shape, while #40 can have corners missing, that makes difference in price.24 type 210㎜ 78㎜
30 type 205㎜ 75㎜
40 type 205㎜ 75㎜
60 type 195㎜ 70㎜
80 type 180㎜ 63㎜
100 type 160㎜ 58㎜
Razor size 136㎜ 82㎜