3/4″ Hex Quickie Double Vise Speed Handle ~ Fits all vises with a 3/4″ hex. ~ Speeds up opening and closing of machine vises. ~ Provides faster and more efficient production. ~ Short turning radius for clamping of more delicate parts. ~ Machined and anodized aluminum. Fits all vises with a 3/4″ hex. Speeds up opening and closing of machine vises. Provides faster and more efficient production. Short turning radius for clamping of more delicate parts. Machined and anodized aluminum.