Magnetic assembly of a screwdriver head rod

Magnetic bit holder and hand tool incorporated same

Magnetic bit holder and hand tool incorporating same

Magnetic bit holder and hand tool incorporating same

Magnetic bit holder and hand tool incorporating same

Magnetic connecting tube for a screwdriver head

Magnetic device for attracting and retaining fasteners

Magnetic device for retaining tool members to drivers

Magnetic driving tool having a telescopic pipe

Magnetic driving tool having a telescopic pipe

Magnetic driving tool having a telescopic pipe

Magnetically attractive driver bit assembly

Manipulator-driver for holding and driving a screw-type article

Mechanical coupler

Medical fastener and tool

Modular screwdriver with four usable wrench units of...

Multi-bit driver

Multi-bit driver with rotatable sleeve

Multi-bit precision screwdriver

Multi-function driving tool