SERR-EDGE EASISHARP Scissor Sharpening Machine Guide Bar Explained

This video demonstrates how a scissors is clamped nto the guide and how the guide is adjusted to different angles for sharpening scissors using an EASISHARP by SERR-EDGE Machine Co.
On the guide are marks indicating different degrees and a line for setting.
There is a thumbscrew for adjusting the angle and a set screw with a black tri-wing nut to keep the guide foot set.
Suggested degrees:
Fabric 20°-30°
Barber 20°-30°
Paper 20°-30°
Pinkers 15°-25°