AIMSCO Standard Insulin Syringe with Needle 0.5 mL 0,8 cm 31 Gauge NonSafety Ultra Thin Wall - 100 Count BoxStandard Insulin Syringe with Needle AIMSCO 0. 5 mL 5 16 Inch 31 Gauge NonSafety Ultra Thin Wall Aimsco's standard insulin syringe with needle has a 31 gauge and is 5 16 inch long. Easy to read, large, bold numbers with a plunger tip that aligns perfectly with scale markings guarantee precise dosing every time. Syringe has a volume of 0. 5 mL. Ultra thin wall Fixed needle tip