Apex Bit 185, Socket Head Metric

Apex Metric Socket Head (Hex-Allen) Bits with Square Drive Adapters are designed for installation and removal of metric internal hex (Allen) socket-head fasteners in aerospace, aircraft maintenance and industrial applications. These precision bits combine a metric hex socket with a square drive adapter for use with compatible ratchets, torque tools, handles and other square-drive equipment. Available in 3 mm, 4 mm and 5 mm hex sizes, these bits provide convenient access to common metric socket-head fasteners. Overall lengths range from 1" (25 mm) to 1-5/16" (33 mm), depending on bit size.