The handle is symmetric;
finger rest can be attached and detached on both sides.
JOEWELL E40 is the best selling model in Europe.
Joewell E30 (5.5") 30-tooth
Joewell E40 (5.5") 40-tooth
Joewell EF40 (5.5") 40-tooth with flat edge
15-35% cut Regular Thinning Blade 5-10% cut Flat Thinning Blade
15-35% cut with E30 and E40 5-10% cut with EF40

Supreme Stainless Alloy
Symmetric handle
Flat Screw
Removable Finger Rest