Staedtler 561 สเกล ขนาด 12 นิ้ว มีให้เลือกหลายขนาด

Mars® 561 Reduction scale ruler Article number 561 98-1BK Blistercard containing 1 reduction scale ruler, version 1 (1:20, 1:25, 1:50, 1:75, 1:100, 1:125) Article number 561 98-2BK Blistercard containing 1 reduction scale ruler, version 2 (1:20, 1:25, 1:33,3, 1:50, 1:75, 1:100) Article number 561 98-4BK Blistercard containing 1 reduction scale ruler, version 4 (1:100, 1:200, 1:250, 1:300, 1:400, 1:500) Product information Colour-coded grooves for easy idenfication of scales Solid white plastic material 6 scales on every ruler Avialable in 4 different versions 1, 2, 4, DIN