Goniometro goniometro goniometro goniometro acciaio inox 80 * 120 mm 0-180 gradi G BL
1 Protractor Ruler. Optional Size: 80 120mm / 3.14 4.72in, 120 150mm / 4.72 5.91in, 150 200mm / 5.91 7.87in. Designed with locking nut for locking angle at any convenient position. Made of stainless steel material, practical and durable.