About grinding results of 689
37:02
50:43
56:08
34:03
64:50
37:40
94:57
56:12
44:44
76:01
34:30
39:19
42:43
55:05
51:10
42:40
108:39
59:36
105:05
73:19
78:58
45:14
69:25
52:07
50:59
56:46
56:46
65:57
52:35
49:03
52:30
53:56
55:08
59:36
82:08
61:35
57:39
75:19
71:49
74:00
67:16
61:57
109:50
75:52
77:38