Roth Distributing Sub-Zero 3/4" Diameter Tubular Handle in Stainless Steel. This sleek contemporary stainless steel handle is available as an accessory for all Sub-Zero models and can be applied to your own custom panels. It comes in two diameters: the thicker 1" is typically used on built-in models while the slimmer " is typically used on designer undercounter models. In lengths from 21" to 64" there are sizes available for doors or drawers. Coordinates nicely with transitional style Wolf cooking products built-in M and E series ovens and convection steam ovens.