Get 2Pcs Nozzle Cleaning Brush Stainless Steel Bristles Cleaning Tool for 3D Printer Specifications: Material: iron + steel wire Dimensions: handle 195mm, brush head 62mm Uses: Suitable for derusting, decontamination, dust removal, and impurity removal of various metal profiles, extruders, nozzles and other metal accessories Instructions: 1. Scrub the object to be cleaned to remove impurities. 2. The brush head can be disassembled and clamped with a vise. Hold the handle firmly and pull it out to replace it. When it gets stuck, tap the brush head and then pull it. Package Included: 2 x Nozzle Cleaning Brush 2Pcs Nozzle Cleaning Brush Stainless Steel Bristles Cleaning Tool for 3D Printer See detail