arrieta guillotine-shears are solidly constructed and are supplied with a precise blade-gap regulation system that offers a high endurance and precision. certainly their quality places them at the highest level of state-o......arrieta guillotine-shears are solidly constructed and are supplied with a precise blade-gap regulation system that offers a high endurance and precision. certainly their quality places them at the highest level of state-of-the-art with a sensible price.