22PCS MK8 Nouncezle 0_4mm 3D Printer CR 10 Nouncezle with Storage Box_for 3D Printer Makerbot Creality CR_10

Specifications: Type:cr10 nozzle Material: Brass of National standard  Out Thread: M6 Filament Diameter: 1.75mm Output Diameter: 0.4mm Quantity: 0.4mmX22 pcs  Compatibility:  with all 1.75mm ABS/ PLA 3D printer, work well with Monoprice select mini,Prusa i3, Anet8, etc. Installation: external M6 thread connection Description: How to replace nozzles ?  Step 1: Turn on 3D printer, heat the nozzle and heat block to the target temperature (PLA: 180-220, ABS: 240-280). Step 2: After heat finishing, close printer, take spanner to hold the heat block. Then use socket screwdriver to screw old nozzle extruder out. Notice: Please don’t touch the old nozzle and heat block to avoid scalding. Step 3: Spanner keep to hold the hear block, use the socket screwdriver screw the new nozzle in, make sure tight. Notice: Small parts, please keep away from children.