A simple but strong solder helper I made 3010 fan version and a 4010 fan version and one with no fan.
BOM If Printed With Fan
x 2 M3 x 10
x 2 M3 x 20
x 1 3010 or 4010
x 1 switch
x 1 plug
BOM If Printed Without Fan
x 2 M3 x 10
Switch CAD link
Switch | Part Studio 1 (onshape.com)
The author marked this model as their own original creation.