Item Type: 3D Printer Cleaning Tool Set Nozzle Cleaning Brush: Size: Approx. 176 x 8 x 20mm / 6.9 x 0.3 x 0.8in Wire Brush Material: Copper wire + plastic Product Use: Nozzle cleaning / rust removal / gap cleaning Mini Cross Socket: Specifications: Suitable for M2, M2.5, M3, M4 nuts. Multi-function Wrench: Size: Approx. 5.7mm / 0.2in 7.2mm / 0.3in 8.2mm / 0.3in 9.2mm / 0.4in 20.2mm / 0.8in Suitable for E3D / MK8 / MK10 / M2000 Material: Steel Package List 1 x MultiFunction Wrench 1 x Mini Cross Socket 1 x Brush 1Nozzle cleaning brush, suitable for cleaning, rust removal, also for door and window frame, floor gap cleaning. 2The cross wrench socket is designed with foursize ports, which is very practical. 3Small size, easy to carry and store, convenient to use and with good performance. 4Including multifunction wrench, suitable for E3D / MK8 / MK10 / M2000. 5Complete tools, you can operate it yourself, suitable for DIY enthusiasts.