角度が読みやすく、マーキングもできるマット状の表面加工を施した分度器。
1／2の角度目盛で、より細かく分度可能です。
●半円タイプ●サイズ：15cm（W150×D81×厚さ1mm）The protractor which I made it was easy to read an angle, and could do the marking, mat-formed, surface finishing it on. At an angle scale of 1/2, a thing degree is possible more finely.
●Semicircle type
● size: 15cm (W150 X D81 X thickness 1mm) JAN: 4512008100423 ◆Body weight (kg): 0.015 ◆ 個装幅 (mm): 84 ◆ 個装奥行 (mm): It is 179 ◆ 個装高 (mm): 1 ◆ 個装重量 (kg): 0.02