The STD3 has initials scratched in the handle and MAY have been ground at the tip.
Snap On Screwdrivers. Set Of Three
Snap-On set of lomg screwdrivers SDDP422 26" SDD422 26" Black
Set of 5 Snap-On Screwdrivers. Made in the United States
Set Of 2 MAC Tools P994A P995A Clutch Head Screwdrivers USA Made Mechanic
Vintage CRESCENT USA Set of 3 Clutch Head (Bow Tie) Screwdrivers 1/4, 3/16, 5/32
Snapon Dead Blow Hammer Set of 3 Soft Grip Handles Soft Grip Handles New In Box
