N.5A [145mm (5.71in)] An interchangeable scalpel handle designed to mount a compatible blade. Together, this device and the blade become a single-bladed surgical instrument used for cutting or dissecting tissue.Fitment No.3Fits blades No. 10, 11, 12, 12B, 15, 15CPen-Like Ergonomic Design PLIER FOR SCALPEL BLADES BREAKER AND HOLDER PLIER FOR SCALPEL BLADES BREAKER AND HOLDER