OverviewCardinal Health Monoject Veterinary Needles with aluminum hub are reliable, single-use hypodermic needles designed for livestock vaccination and medication injection. The 20 gauge x 1" size is one of the most versatile needle sizes in livestock medicine — suitable for subcutaneous (SQ) and intramuscular (IM) injections in cattle, horses, sheep, swine, and goats. The aluminum hub provides a secure, leak-resistant connection to standard luer-lock and luer-slip syringes, and the sharp, precision-ground bevel ensures smooth, consistent penetration with minimal tissue trauma. Single-use disposable design maintains hygiene and sharpness for every injection.Key Features 20 gauge x 1" — versatile size for SQ and IM injections in cattle, horses, sheep, swine, and goats Aluminum hub for secure, leak-resistant connection to luer-lock and luer-slip syringes Precision-ground bevel for smooth, consistent penetration and minimal tissue trauma Single-use disposable design maintains sharpness and hygiene for every injection Compatible with standard veterinary syringes Sold individually — easy to stock in bulk for processing days and routine herd health Specifications Brand: Cardinal Health / Monoject Gauge: 20 ga Length: 1" Hub Material: Aluminum Type: Disposable Hypodermic Needle SKU: 12210548 Species: Cattle, horses, sheep, swine, goats Best For Subcutaneous (SQ) vaccine administration in cattle, sheep, and swine Intramuscular (IM) medication and antibiotic injections in livestock General-purpose livestock injection needle for processing days and routine herd health Operations stocking a versatile, mid-gauge needle compatible with most livestock injection protocols