Famous Hammer Reflex Testing Taylor Large 7-8inch Lengt 0.75inch Brush/needle: not provided Size: large Special features: aprox. 7 to 8 in. o/a length; 2 in. head length; 3/4 in. thick; triangular shape; vacuum cap. 25 inches hg; unit issue ea Handle type: solid Design designation: taylor Iii part name assigned by controlling agency: hammer reflex testing taylor large 7-8" lg 0.75" thk triangular