Features: brand new and high quality The cleaning needle is used to clean the nozzle of the 3D printer, solve the problem of filament clogging, and quickly remove excess filament. Printer wrenches are a good tool for replacing nozzles: They will be firmly fixed, and will not damage the thermal block or pull the fragile lines. Squeegee and palette knife: using a thin stainless steel knife, can quickly and easily remove the print from the printing bed. 3D printer tools are made of high quality material, sturdy and durable,Rust-resistant and flexible. Long service for time and no harm to the nozzle and printer for head. Widely for most 3D printers extruder nozzles on the market Specifications: Name: Printer Repairing Tools Type: Repair Model: Toolbox Package Size: approx 20x11x3.6cm/7.87x4.33x1.4in How to replace the nozzle: Prepare nozzle and wrench. Heating: Turn on the 3d printer and set the nozzle temperature to the target- temperature (PLA: 80-220, ABS: 240-280). Remove: After heating, use a wrench to hold the heating block firmly, and then use a wrench to unscrew the old nozzle. Add: Insert the new nozzle into the socket and tighten the nozzle, making sure to tighten the screws and finish the work. Reminder: When heating, the old nozzles will be very hot, please do not for touch them with your hands. Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item,please make sure you do not mind before ordering, Thank you! Please allow 0-1cm error due to the manual measurment. Package includes: 1 Set x Print for Head Repair Kit As Blow: 1 x Plastic Box 1 x Tweezers 14.4cm 1 x Screwdriver 8cm 1 x Tweezers 12.3cm 1 x File 1 x Diagonal Pliers 1 x Cleaning Needle Tube (10pcs Needles ) 2 x Hexagonal Wrench T1.5 2 x Hexagonal Wrench T2.0 2 x Hexagonal Wrench T2.5 2 x Hexagonal Wrench T3.0 1 x Lever 15x15x40mm 1 x Open Wrench 7x66x1.4mm 1 x Open Wrench 8x70x1.8mm