Capacity: 1ml/CCModel:30G 1/2" (13mm)Quantity: 20PCSOur syringes are made of high-quality materials to ensure the safety-durability of our products, but also provides you with better health protection.Multipurpose Use - Can be used for ink refilling, measuring and dispensing fluid, essential oil, perfume separator, lubricants, sealants, glue adhesives applicator, etc.NOTE - Only use for industrial, science lab and experiments using or as home tool.