Description:1.PP needle tube, PP needle base, heat-resistant, lightweight and reusable.2. The soft PP tip is suitable for complex work surfaces, preventing scratches on the surface of the product being used, making dispensing easier.3. The needle seat adopts double screw locking and large area rotation design, which not only makes the fit more secure but also makes the disassembly easier.4. The lower the needle gauge, the larger the needle. For very thick fluid applications, use a low gauge needle. Suitable for industrial or laboratory use.Specification:Material: PPColor: OrangeGauges: 23GLength of Needle: 13mm / 1/2-inchNeedle Outside Diameter: 0.58mm / 0.02-inchOverall Length: 30mm / 1.18-inchOverall Diameter: 7.6mm / 0.3-inchPackage Content:50 x Dispenser Needles.