Micrometric knobs sets up for precise framing composition, maximum working temperature 60 degrees Celsius, minimum working temperature 30 degrees CelsiusLocking system lets to move the axes top attachment : 1/4 Inch screw, 3/8 Inch screwLevelling bubble sets up for precise framing compositionAluminium body maintains the geared head’s reliability410 plate with quick release mechanism lets work quicklyGillette's thinnest, finest blades (first four blades, same as Proceed)Less tug and pull (versus fusion) ,Five precision blades, helping reduce pressure per blade for a comfortable shave (versus Mach3),Precision trimmer on back - designed for edging tough areas (nose and sideburns),Micro Comb that helps guide stubble to the blades,Show More