GlobeTrekEngg
Riffle Boxes which as also called as Riffle Sample Divider is manufactured from heavy-gauge metal sheet .
Ref. Standards: IS:1607-1977, 2720, ASTM C 136, 0421 , D422, D427, D4517, 0452, 0457, D806, D4318, BS: 812 (Part 103), 1377, AASHTO T27, T87.