Much discussion and halachic energy have been expended discussing the halachic legitimacy of Norelco’s Lift-and-Cut shavers. The Lift-and-Cut claims to lift up the hair by one blade and then cut it with a second blade, instead of using a screen-blade scissor action.
It is a fascinating fact that the lift-and-cut “technology” is based on a concept fostered by Gillette razor blade producers that if you insert two razor blades together with a slight gap between them, the first will pull the shaft of the hair up and the second blade will cut the hair below the skin line. Hence, the term “lift and cut”.
Bear in mind that the edge of the razor blade is sharpened to a point of .1mm to .2mm (1/16 of an inch = 1.5mm), so the point of a razor is unquestionably razor sharp! However, users of the dual blade have dispelled the lift-and-cut “theory”. Below are […]