abrasive [Adjective] + surface [Noun]

Strength Strength Dispersion
A:
5
CHISQ:
102.56
AWT:
20,055,429
TTEST:
2.14
G2:
28.01
FAWT:
2.71
MI:
4.49
LOGLOG:
10.42
JD:
0.4
MI3:
9.13
DICE:
0.1
RANGE: