Flexible Head Ratchet Wrench Universal Keys Wrenches Car Tools Combination Adjustable Ratchet Wrench

The tap and die set can be used to cut both metric and imperial threads.

The threads can be cut manually or by machine,e.g. with the aid of a bench drilling machine.

For tapping and thead cutting always use a commercially availble cutting oil. Always hold the tap or de stock perpendicular to the workpiece.

Clamp the workpiece firmly and securely.