KVP FNS183 feeding and dosing needles are intelligently designed for surgical precision. They are made of hand crafted polished stainless steel and have a smooth 2.4mm olive shaped tip. The use for these needles can range from rectal injections to flushing ear canals. This product is an 18g x 3in. needle that is autoclavable and is universally compatible with industry standard luer mounts.