SMK-20-7/16UNF-V-E-W3 SMK-20-9/16UNF-B-E-W3 SMK-20-G1/4-B-C-W3 SMK-20-G1/4-V-C-W3 SMK-20-G1/4-V-C-W4 SMK-20-G1/8-B-C-W3 SMK-20-G1/8-V-C-W3 SMK-20-G3/8-V-C-W3 SMK-20-M10x1-B-A-KK-W3 SMK-20-M10x1-V-A-W3