Feature: 1. APPLICABLE MODEL: PEI steel plate is suitable for CR10 V2, for CR X, for CR 10S PRO, for CR 10smart, for Ender 3 maximum and other models. Please ensure that the printing size of your printer platform is compatible. 2. EASY TO INSTALL: Magnetic spring steel plates are composed of premium stainless steel and have a powerful magnetic base. They are simple to install. After removing the backing paper from the magnetic base, attach it to the building board, and then align the steel plate. PEI is printed on the side that is facing up. Before printing, kindly remove the protective covering from the surface. 3. STRONG ADHESION: PEI surface is very good at bonding different printing wires, particularly PLA and ABS, printing without warping, with good adhesion, obtaining a greater printing success rate, and producing exquisite and attractive results. 4. DOUBLE SIDED PRINTING: Both sides of the spring steel plate using PEI spraying. Simply set the board on a heating bed, remove the protective film, and print without using any glue. 5. LONG SERVICE LIFE: High temperature resistance, good flatness, and little deformation are all features of this stainless steel construction. The steel plate has a longer service life and is more wear resistant thanks to the premium PEI layer. Specification: Item Type: Magnetic Spring Steel Plate Product Size: Approx. 320 x 310mm / 12.6 x 12.2in Application: 3D printer Material: PEI Spray Powder, Spring Steel, Soft Magnet PEI Spraying Thickness: Approx. 0.25mm / 0.01in Spring Steel Plate Thickness: Approx. 0.4mm / 0.02in Magnetic Rubber Plate Thickness: Approx. 1.2mm / 0.05in Overall Thickness: Approx. 2mm / 0.08in . Package List: 1 x Magnetic Spring Steel Plate1 x Magnetic Rubber Plate