Stainless steel feeding needles meet the needs of researchers that prefer traditional reusable metal tubes.
The needles are comprised of a stainless steel tube and ball and a nickel-plated brass hub. They comply with ISO 594 specifications. The 22ga and 20ga sizes are appropriate for most mice. We no longer carry metal tubes for rats. The needles are sold
The needles are sold in
NOTE: The FTSS-24S-25, FTSS-18S-76, FTSS-18S-51, FTSS-16S-76 sizes are no longer available. Please request samples of plastic feeding tubes as an alternative.