Features:Lengthened, apply with new technology, not easy to break, bendable, new products promotion Anti-Static, Non-Magnetic Curved Precision Tweezers; 3D printing tweezers great for nozzle maintenance and cleaning excess support material Handy, safe and stylish container; All of the items come in a neat plastic tube with a screw lid to keep them safely together Long-lasting kit for several purposes; Remove excess plastic and clear jams with high precision, also great for general maintenance of the heatsink section. This Drill bit is for cleaning of the nozzle, before use it, first please make your nozzle is heated to the temperature of printing the filament you used, for example, if you were use ABS filament, please heat the nozzle to 200-220 Celsius, PLA is about 180-200 Celsius Colour:black+white Material:Metal Package Contents: 2 * 0.15mm (cleaning needles) 2 * 0.2mm (cleaning needle) 2 * 0.25mm (cleaning needles) 10 * 0.35mm (cleaning needle) 10 * 0.4mm (cleaning needle) 1 * Cleaning Needle Storage Tube 1 * straight mouth tweezers 1 * curved tweezers 1 * Copper Brush Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.