Spanner head insert for modular socket and wrench assembly systems.

Chrome SAM spanner head 17.5mm with 9x12mm insert.

Chrome spanner head with 9x12mm socket insert for hand tool applications.

Mid-size replaceable spanner head for standard socket drive systems.

Chrome spanner head for small fastening and assembly applications.

Chrome spanner head for small fastening and assembly applications.

Chrome spanner head for socket wrenches, 17.5mm with 9x12mm insert.

17.5mm chrome spanner head with 9x12mm insert for general mechanical use.

17.5mm chrome spanner head with 9x12mm insert for general mechanical use.

Chrome-finished spanner head for durable socket wrench systems in maintenance applications.

Chrome-finished spanner head for interchangeable socket systems in maintenance work.

Chrome-finished spanner head for interchangeable socket systems in maintenance work.

Chrome-finished spanner head for interchangeable socket systems in mechanical work.