The COLVINI Shell Trimmer allows for the cutting of plastic shells, both new and recovered, in a simple and quick way. Thanks to an adjusting screw, you can achieve the desired height with minimal effort while ensuring a clean and precise cut. Available in the following calibers: 12, 20, 28, 36. Height 9.5 cm, maximum diameter 5 cm. Gross weight: 155 grams. Made in Italy.