Lever Bending Tools, 400 Series Features: - Designed to bend tempered copper, steel and stainless steel with a wall thickness of 0.06" (1.5 mm) or less up to a maximum of 180°. - Widely spaced ergonomic handles for comfort when forming 180° bends. The 90° start angle and unique oil-absorbing shoe make it easier to form precise bends. - Inch and metric sizes.