Specification Brand : uxcell BulletPoint1 : Gauges: 16G; Length of Needle: 13mm / 1/2-inch; Needle Outside Diameter: 1.5mm / 0.06-inch; Overall Length: 30mm / 1.18-inch; Overall Diameter: 7.6mm / 0.3-inch;50 x Dispenser Needles BulletPoint2 : PP needle tube, PP needle base, heat-resistant, lightweight and reusable. BulletPoint3 : The soft PP tip is suitable for complex work surfaces, preventing scratches on the surface of the product being used, making dispensing easier. BulletPoint4 : 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. BulletPoint5 : 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. ItemName : uxcell 50 Pcs 16G Plastic Dispensing Needles, 1/2" PP Glue Needle Tube Blunt Luer Lock Tips with PP Flexible Needle for Liquid Glue Gun, Grey ItemPackageDimensions_Height : 0.59 inches ItemPackageDimensions_Length : 3.54 inches ItemPackageDimensions_Width : 2.36 inches ItemPackageQuantity : 1 ItemTypeKeyword : dispensing-needles Manufacturer : uxcell Material : PTFE, PP NumberOfItems : 50 PartNumber : a24041500ux0160 ProductDescription : 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.