I have used a worm gear winch from the Dutton-Lainson Company for the last 8 years with no problems.
Model Nr. 6312A  or 5312A {poor eyesight !!}
Raising a C/craft A3S + 40M addon.
                  C/craft D3W
                  Vine  4el for 6m
                   Diamond X6000A
Up an Aluma 60ft mast.
73 Steve ZC4LI.