Description All metal Dispensing Needles Sharrb Needles Heads, metal dispensing needles in different gauges, suitable for applications like syringe filling or sharps filling machines. The 14 gauge needles would typically have a larger diameter than the 18 or 15 gauge ones, allowing for different flow rates or viscosity of substances to be dispensed. Having a range of sizes can be useful for different types of materials or precision requirements. 6pcs 14 gauge 3pcs 18 gauge 3pcs 15 gauge
