Self-Tightening Drill Chuck B10 B12 B16 B18 B22 for MT1 MT2 MT3 MT4 C20 R8 - High Precision 20CrMnTi Steel 1pc(MTB2-B12 (1-10mm))

Self-tightening mechanism enhances grip, preventing drill bit slippage as torque increases for safer operation. Constructed from 20CrMnTi steel, ensuring durability and long-lasting performance in demanding applications. Features a hardness rating of HRC58, providing superior wear resistance and stability during use. Compatible with various models including MT1, MT2, MT3, MT4, C20, and R8, making it a versatile choice for different milling machines. Precision accuracy of 0.1mm, ensuring exceptional performance and reliability for all your milling needs.