6055 glass thickness?

[chrissreef]

How thick of glass can the 6055 go on? Do either of the 6100/6200 magnets work on it?

(I have 1/2" glass but may get 3/4 some day)

 

[shawnz28]

they are rated up to .74 inches so at 3/4 you would be on the high end of the threshold