Snap-on Tools USA NOS 35pc 1/4″ & 3/8″ Drive METRIC & SAE 6-Point Deep & Shallow Lot Set. Set model # 110STMY from 1998/1999 (with original box). Set model # 112STMMY + STMM4 from 2000/2001. STMM5.5 = 5.5MM. Set model # 212FSMY from 1997/1998 (with original box). The socket rails are also branded Snap-on and original to these sets. Not one piece has been used…. 1998 to 2001 manufacture date codes.