Features: Includes 10pcs stainless steel needles in 0.2mm, 0.25mm, 0.3mm, 0.35mm, and 0.4mm sizes, plus 1pc plastic storage bottle. Effectively clean 3D printer filament clogs. Sturdy and Durable Material: Made of stainless steel. Rust-resistant and durable. Easy to use and flexible. Long service life without damaging the nozzle. Solve Clog Problem: Designed to clean 3D printer nozzles and clear filament blockages. Ideal for nozzle maintenance, cleaning extruder hot ends, and removing excess material such as PLA or ABS filament. Wide Compatibility: Compatible with most 3D printer extruder nozzles on the market, including e3d MK8, MK10, and similar models. Package Includes: 10 x Stainless Steel Needles 1 x Plastic Storage Bottle Specifications: Item: Nozzle Cleaning Needles Size: Approx 10cm / 3.94in Material: Stainless Steel Available Sizes: 0.2mm, 0.25mm, 0.3mm, 0.35mm, 0.4mm (optional) Quantity: 10pcs per set Fit for: e3d V6 Nozzle and other compatible 3D printers Note: Due to lighting effects and shooting angles, slight variations may occur. Allow 0-1cm error due to manual measurement.