1 Inch Clear Hexagon Crystal Cabinet Knob (Oil Rubbed Bronze Base). Hexagonal knob measures approximately 1 inch in diameter from widest point. Knob has a projection of 1 1/4 inch. The oil rubbed bronze base features a georgian roped border and measures 1 2/3 in diameter. These contemporary glass knobs are perfect for furniture drawers, bathroom vanities, dressers, furniture restoration, cabinet door handles and drawer pulls.