#4: bulk B1042 - single B42
#8: single B842 - bulk B1842
#12: bulk B2149 - single B2148
#16: bulk B1859 - single B859
#32: bulk B1876 - single B876
1/8"R: bulk B1892 - single B892
1/16"R: bulk B1978 - single B978
#8: single B842 - bulk B1842
#12: bulk B2149 - single B2148
#16: bulk B1859 - single B859
#32: bulk B1876 - single B876
1/8"R: bulk B1892 - single B892
1/16"R: bulk B1978 - single B978