This screwdriver type hex key (Allen) wrench tightens and loosens fasteners with a hexagonal hole in the screw head. It is made of a tempered steel alloy and has an amber or yellow transparent plastic screwdriver handle.
- Set consists of (9) 4″ L hex key blades: 1/20″, 1/16″, 5/64″, 3/32″, 7/64″, 1/8″, 9/64″, 5/32″ and 3/16″. Comes with a regular handle and 4″ extension. Furnished in a case