Features 1、Durable Material: The CNC tool holder is made of 40CrMnTi material, which has high hardness and wear resistance. 2、Thread Fastening: The nut on the tool holde can be tightened directly, with high rigidity and strong clamping force. 3、High Performance: Using vacuum quenching technology, with high thermal strength and oxidation resistance, stable and efficient. 4、High Accuracy: The clamping accuracy of the tool holder is high, which can ensure the balance in the machining process. 5、Wide Applications: The spindle taper shank is often used in lathes, drilling machines and milling machines, etc. Specification Item Type: CNC Tool Holder Product Material: 40CrMnTi Overall Clamping Accuracy: ≤0.005 Roundness: <0.8μ Body Accuracy: 0.005mm Carburizing Depth: >0.8mm Surface Roughness: >0.8mm Application: Lathe, drilling machine, milling machine Thread L (Approx.) l (Approx.) M10 124mm / 4.9in 69mm / 2.7in M12 140mm / 5.5in 86mm / 3.4in M16 195mm / 7.7in 140mm / 5.5in Package List 1 x Tool Holder