BF: bulk B1024 - single B24
#4: single B985 - bulk B1985
#8: bulk B1153 - single B153
#12: single B867 - bulk B2132
#16: bulk B1306 - single B306
#24: single B2744 - bulk B2745
#32: bulk B1458 - single B458
1/8"R: bulk B1563 - single B563
1/16"R: bulk B1701 - single B701
1/4"R: bulk B3933