... hexagon shape,we have the sizes of 1/4", 1/8", 1/12", 1/24", 1/32", 1/40", 1/64", 1/96", 1/128", 1/186", 1/256" etc.For the tetragon ... have the size of 0.8,1*1,2*2,3*3,0.3*1.5,0.3*4.7,0.4*3,0.1*1,0.2 ... *1mm.For the parallelogram shape, we have the size of 1.9 ...