Metal material, durable and portable, Flexible out shield protects your hand while inside shaft rotates
Fit hex screwdriver or screw cordless drill shank diameter: 6.35mm (1/4in). The 1/4 inch hexagon drill bit holder and connection fit drills well.
Shaft is very flexible and can bend up to 300 degrees. Bends, twist and turns to use drill into tight and confined spaces
Bit holder keeps fasteners and bits secure while driving. The great combination is suitable for ordinary hand drill and electric drill with perfect performance.
Flexible shaft head can be installed hexagonal handle (1/4 handle) head, mainly for computer chassis, electrical cabinets, furniture, electrical appliances and any narrow space dead angle and other screwdriver.