10Pcs 18G Dispensing Needles, 1" PTFE Needle Tips with Flexible Needle Green | eBay
Jensen Global JG16-2.0T Teflon Needle | Howard Electronics
Model TNV | PTFE Needle Valve is designed for laboratory and industrial applications for regulating corrosive gases and liquids for high purity services. Designed to be used in pressure or non-critical vacuum