VJ Tech Riffle boxes are used to divide a sample into two representative portions. These sample dividers are supplied in a range to meet the requirements of BS 1377, 1924, 812 and ASTM C136. Each riffle is supplied complete with the divider and three separate containers. The Riffle Box pictured has 12 slots with slot widths of 13 mm - please select the 'Specifications' tab for details of all VJ Tech Riffle Boxes