間取り図やレイアウトプラン作成に便利な、9．1mmの建築方眼紙。●サイズ：B4●紙厚：35g／平方m●枚数：50枚9, useful in the floor plan and layout plan. construction of 1 mm graph paper. -Size B4-paper thickness: 35 g / sq m-quantity: 50 sheets Jan:4955888502992 ? Body weight (kg):0.24 ◆ more interior width (mm): 260 ◆ pieces exterior depth (mm): 370 ? pieces exterior height (mm): 3 ◆ pieces weight (kg):0.2