For:double-color board, abs, acrylic, pvc. Mainly for:2d3d engraving cutting , the panel carving and sheet cutting (such as bi-color panel, abs architectural models.Etc)small angle and small blade shall be empoloyde to process small characters and patterns, while bigge one suits biger , for carving the maximum angle and blade shall be chosen to enhance efficiency.The harder material shall get bigger angle and blade(knife acrylic )say 45.60.90.120degree.It can be used for v-shape processing., , , , Specification: D, a, d, l 0.2, 10, 3.175, 33 0.3, 10, 3.175, 33 0.4, 10, 3.175, 33 0.5, 10, 3.175, 33 0.1, 15, 3.175, 33 0.2, 15, 3.175, 33 0.3, 15, 3.175, 33 0.4, 15, 3.175, 33 0.5, 15, 3.175, 33 0.1, 20, 3.175, 33 0.2, 20, 3.175, 33 0.3, 20, 3.175, 33 0.4, 20, 3.175, 33 0.5, 20, 3.175, 33 0.1, 30, 3.175, 33 0.2, 30, 3.175, 33 0.3, 30, 3.175, 33 0.4, 30, 3.175, 33 0.5, 30, 3.175, 33 0.6, 30, 3.175, 33 0.7, 30, 3.175, 33 0.8, 30, 3.175, 33 0.9, 30, 3.175, 33 1, 30, 3.175, 33 1.2, 30, 3.175, 33 1.5, 30, 3.175, 33 1.8, 30, 3.175, 33 2, 30, 3.175, 33 0.1, 45, 3.175, 33 0.2, 45, 3.175, 33 0.3, 45, 3.175, 33 0.4, 45, 3.175, 33 0.5, 45, 3.175, 33 0.1, 60, 3.175, 33 0.2, 60, 3.175, 33 0.3, 60, 3.175, 33 0.4, 60, 3.175, 33 0.5, 60, 3.175, 33 0.1, 30, 4, 45 0.2, 30, 4, 45 0.3, 30, 4, 45 0.4, 30, 4, 45 0.5, 30, 4, 45 0.6, 30, 4, 45 0.7, 30, 4, 45 0.8, 30, 4, 45 0.9, 30, 4, 45 1, 30, 4, 45 0.1, 45, 4, 50 0.2, 45, 4, 50 0.3, 45, 4, 50 0.4, 45, 4, 50 0.5, 45, 4, 50 0.6, 30, 6, 50 0.7, 30, 6, 50 0.8, 30, 6, 50 0.9, 30, 6, 50 1, 30, 6, 50