Hypodermic Needles--18 gauge. This line of needles is manufactured from the finest quality stainless steel tube deburred buffed and ultra-sonically cleaned. Needles available in 5 lengths (1/2", 3/4", 1", 1-1/4" and 1-1/2") and 4 gauges (14 ga. 16 ga., 18 ga. and 20 ga.) Pkg. of 12.