14196 1/2-20 18374 M12-1.75 19141 M14-1.5
18373 1/2-20 20347 M12-1.75 19279 M14-1.5
19130 1/2-20 21047 M12-1.75 19620 M14-1.5 Single Oversize
19365 1/2-20, Magnetic 18024 M14-1.25 19773 M14-1.5
15527 M12-1.25 14678 M14-1.5 20426 M14-1.5
19588 M12-1.25 16308 M14-1.5 15528 M16.4-1.33
14677 M12-1.75 18025 M14-1.5 15529 M18-1.5
18023 M12-1.75 18375 M14-1.5 15530 M20-1.5