9 x 1 4 x 7 8 July 8, 2019 16 32 64 128 9 4 x 7 8 x 0 52 1 4 4 5 x 1 1 9 x 1 7 8 5 6 x 9 )+ 3 4 x 1 )- 7 9 8 Disco desbaste 9 x 1 4 x 7 8 23 4 x 9 )= 7 x 8 )- 1 Sterilite 9 x 7 3 4 x 6 1 8 3 4 x 1 7 8 x 9 16 bearing 9 x 8 = 9/4 x 8 9/7 x 4