F UNJF HSS TAP taper, second, plug, spiral point or flute Aerospace 4-48 to 1/2
RM 217.16 to RM 318.92RM 346.63
UNJF (Aerospace thread)
F, 7/8 14 UNJF HSS TAP taper second plug | spiral point or s. flute Aerospace
RM 395.85 to RM 516.85RM 561.78
F, 9/16 18 UNJF HSS TAP taper second plug | spiral point or s. flute Aerospace
RM 247.86 to RM 318.70RM 307.89