100% Pure 1,Excellent elasticity: high plasticity,good fatigue resistance,uniform force,good firmness,and good texture. 2,Material: It is made of 65Mn spring steel,which is not afraid of bending and has good toughness. 3.The working principle of: Torsional springs are mechanical parts that use elasticity to work. Generally made of spring steel. Used to control the movement of machine parts,ease the impact or vibration,storage energy,the size of the measurement force,etc 4,Fine workmanship: It is made with a high-precision spring machine. After multiple processes,each production process is strictly controlled,with small tolerances,and a smooth surface without burrs. 5. It can be used in home improvement, industrial production, research and development, maintenance and other occasions Material: Spring Steel
Packing:1pcs/lot
Note:
1. Due to manual measurement,please allow an error of 1-3mm.
2. As different computers display different colors,thank you for your understanding,the actual product color may be slightly different from the image.