diferrentbrands sterile acupuncture needles for single use a. products in terms of package types: needles with tube needles without tube needles plastic bag packed needles b. products in terms of handles types: silver ring handle needle passivated ring handle needle steel handle needle nickle-coated handle with cooper carved designs handle diameter: 0.14mm 0.16mm 0.18mm 0.20mm 0.22mm 0.25mm 0.26mm 0.28mm 0.30mm 0.32mm 0.35mm 0.38mm 0.40mm 0.70mm etc. length: 7mm 10mml3mm 15mm 20mm25mm 30mm 40mm 50mm 60mm 75mm 100mm