This is a set of 3D printer accessories. Package include: 12 pieces nozzles in 0.2/0.3/0.5/0.6/0.8/1.0mm, 2 pieces each size, 4 pieces 0.4mm nozzles, 5 pieces cleaning needles in 0.2/0.3/0.4/0.6/0.8mm, 1 piece each size, piece needle box, 1 piece screwdriver, 1 piece open end wrench, 1 piece double-ended wrench, enough quantity for you to use. Features - Color: Assorted color. - Material: Metal. - Package Size: 13X9XX4cm/ 5.12X3.54X1.57inch. - It is easy to identify the engraving size on each nozzle. - This set of nozzle drill has compatible sizes with nozzle extruder. - The set provides you with a complete set of tools for changing nozzles. - Help you change extruder nozzle easier. - Solve the clog problem and remove excess quickly. Package list: 16 x nozzle 5 x cleaning needle 1 x needle box 1 x screwdriver 1 end wrench 1 x double-ended wrench