*Regarding error: The above data are all manually measured, and there may be an error of 1-3MM; Different batches with some slight discrepancies are normal phenomena. Please refer to the actual goods received for detailsProduct name: Stainless steel needleMaterial: stainless steelWeight: (net weight) 4g (total weight) 8g Size: 104 * 18mm Packaging: plastic boxPackaging size: 98.5 * 22 * 8.5mm. Usage: mainly used for welding, guiding cutting nozzle, conducting nozzle, welding nozzle, assisting welding needle, oxygen needle