SP Bel-Art Test Tube Capper; Plastic (F18799-0000)$$Other

Capping can be performed with test tubes in a rack or while being held in the hand Designed for use with recessed center caps fitting glass or plastic test tubes Polypropylene with vinyl covered handhold Fits comfortably in the palm of your hand Overall measures 1-3/4" diameter by 3-1/2" height