40 degrees up, small handles, 9.0 mm opening, thin footplate, black ceramic coat Ceramic Cut Micro Kerrison Fully Detachable Rongeurs feature a fully-removable shaft to ensure no debris remain in the interior of the instrument after cleaning and sterilization. The instrument can be easily disassembled and reassembled in just a few seconds. By pushing the release button on the body, the front handle can be pulled down and the upper shaft can be pulled backwards and up to remove completely. This model also features a black ceramic surface treatment which provides unparalleled hardness and durability. The black ceramic coating is designed to reduce the friction between metal surfaces, providing surgeons with a smooth, steady gliding action and a longer-lasting rongeur. The dark finish also reduces glare under operating room lights.