This is a Precision Nut Driver by Hobbico.
FEATURES: Hardened chrome vanadium shaft & end adds strength and durability. Rubberized handle with textured finger grip combines comfort with a slip-free hold. Flats on the handle also prevent the tool from rolling off your work surface. Tapered handle allows rapid rotation. Color coded (blue), rotating cap provides for precise finger-tip control and easy tool identification. The size is printed, in white, on the black handle. Hobbico quality products 1 year warranty. Comes in a clear plastic cover on a peg board header card.
INCLUDES: One Precision Nut Driver
SPECS: Socket Size: 7/64" Shaft Length: 75mm Overall Length: 175mm Handle Top Flats: 15mm and 20mm
COMMENTS: Hobbico precision tool caps are color coded as follows: COLOR CODE: Red = Precision Slot/Phillips Screwdriver Yellow = Precision Ball Hex Driver Blue = Precision Nut Driver ir/jl kr3/20/03
BOX DIMENSIONS: 2.00" W. X .88" H. X 10.00" L. BOX WEIGHT: .09 LBS.