This non-magnetic, set of 5 brass tweezers is very economical and includes the most common sizes for watchmakers but makes a great general purpose set as well. Tweezers vary in length between 4.75" and 5" inches long and include tip sizes 3, 5, AA, MM and AM. Tweezers style 3 and 5 are 4.75" in length, style AA, AM and MM are 5" inches in length. Tweezers are also available individually.