Description: The set includes 0.35mm cleaning needles, MK8 brass nozzle, Wrench, tweezers, plastic needle bottle, you can choose which set to buy according your need. stainless steel needles for gentle maintenance of your nozzles and difficult to reach places such as feed gears. The 3D printer nozzles are made of high quality brass, and the nozzle cleaning needles are made of premium stainless steel, very durable and they provide a long service life. The 0.4mm extruder nozzles can prevent print head from leakage effectively and produce consistent prints with smooth and glossy polish. The precision tweezers is durable and perfect for nozzle maintenance and cleaning excess support material. Specification: Material: Brass Stainless Steel Plastic Tweezers Length: 120mm Cleaning Needle Length: 70mm Hole: 0.4mm Nozzle: MK8 Package Includes: Set A: 10 Pieces 0.35mm Cleaning Needles, 10 Pieces MK8 Brass Nozzles, 1 Piece Needle Bottle, 1 Piece tweezers Set B: 10 Pieces 0.35mm Cleaning Needles, 10 Pieces MK8 Brass Nozzles, 1 Piece Needle Bottle, 1 Piece Wrench, 1 Piece tweezers Note: Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience!