11 PC. 16" Internal-External Heavy Duty Circlip Pliers Set Internal & External circlip pliers 16” 406 mmL, maximum spread 85 mm Interchangeable tips 0° , 45° , 90° can be used with both Internal & External circlip pliers Internal ring Ø78-155 mm, External ring Ø88~165 mm Interchangeable tips Ø3.00 mm Heavy duty pliers with ratchet locking mechanism, large ring are easily to control