This is the Team Integy 6-Piece Progrip Hex Wrench Set.
FEATURES: Aluminum handles are knurled for sure grip
Set screw can be loosened to replace steel shafts
INCLUDES: One each 0.5", 1.5mm, 1/16", 5/64", 3/32", 2.5mm, hex wrench
SPECS: Length: 7.4" (187mm)
Handle Diameter: 0.75" (19mm)