32Ga 1/2inch 13mm Luer Lock Dispensing Tool, Disposable Laboratory Supplies Specifications:Model: 32Ga 1/2inchMaterial: Stainless steel & polypropylene base.Features: suitable for straight and screw ports.Packing: Individually blister packaging, pack of 100. Used - Used for scientific labs measuring and dispensing, essential oil, lubricants, sealants, glue adhesives applicator, ink refilling. also applicable to assists in fine use of various applications.