Kä ye kek looi në Japan nickel chromium molybdenum steel (SNCM21); Kɔl ye cɔl chrome molybdenum steel (SCM4); A nɔŋ torque, toughness, rotation speed, wear resistance, precision, stability; Built-in oil pressure knife, floating rebound device, super precision P4 grade bearing‍‍.Our company adhere to the times pace, to people-oriented, to market-oriented, strive to advance, innovation production, adhere to customer development is our goal, always listen to your hearts, sincerely provide you with the best quality products.Our company adhere to the times pace, to people-oriented, to market-oriented, strive to advance, innovation production, adhere to customer development is our goal, always listen to your hearts, sincerely provide you with the best quality products.‍‍‍‍kä.‍‍‍