DVC is a series of metric, stainless steel clamping levers with a base and a removable handle by Elesa & Ganter. The numbers in the part number (1-30-18-25-M8-20-55) refer to the material, handle length, base width, base height, handle thread size, clamping screw length and handle shape respectively. The lever handles feature a black, corrosion-resistant coating, while the bases are made of solid stainless steel. The clamps are used in a variety of applications including medical, mechanical, and industrial to provide secure closure and easy installation and removal.