Piranha Grinder Sifter 4 Piece with Reeling Handle 2.2" Silver CNC Machined herbal grinder High quality anodized Reeling Assist Piranha Grinders are a high quality herbal grinder at an extremely low price point. Each grinder is individually CNC machined out of solid block aluminum. This ensures no worries of glued in teeth. The teeth on the Piranha Grinders are razor sharp and diamond shaped. They are designed to grind the desired blend down to be perfect for cooking or vaporization use. Each Piranha Herbal Grinder is put through a high quality anodized process. These herbal grinders are also available in a wide variety of bright colors. Each grinder is reinforced with a super strong, double magnet that is virtually air-tight. This specific grinder is also equipped with a hand crank that helps grind the plant material even easier. They also have the ability to collect the purest pollen with the ultra durable micron screen. The diameter of the holes in the screen were designed to prevent any clogging. The freshness of the blend is kept without the risk of it falling out. Each grinder comes with a carrying pouch a pollen scraper.