Right Handed Watson Skin Graft Knife Handle30.5cm/12” lengthThe roller bar is smooth and does not oscillate or rotate in use. The graft thickness is controlled by slackening the locking nut and rotating the adjuster nut until the required thickness and then set by tightening the locking nut. The graft thickness is consistent as the roller bar can only be adjusted in parallel. Made of German Stainless Steel 3 Years of Warranty….