This 22 Gauge x 1 in Poly Hub Needle has a clear hub for easy viewing of flashback. The metal insert increases needle strength for animal health applications. Tri-beveled, anti-coring tips are computer-ground for consistent sharpness. The needle has an anti-friction coating for minimal penetration resistance and animal discomfort. Comes in tamper-evident cartridge that is safe, convenient, easily disposed of and transportable. Color-coded to follow ISO standards. Lot number is printed on each cartridge for easy tracking.