Feature: 1. Integrated design, come with high accuracy, small size, light weight, convenient operation, suitable for all kinds of lathes, milling machines, drilling machines 2. Possess high accuracy, strong clamping performance, high efficiency and stability, improve processing efficiency 3. The product have self‑tightening performance to prevent the cutting tool from slipping during use 4. Strong clamping capacity bring more convenient faster loading and unloading 5. Used to clamp straight shank drills, straight shank milling cutters, center drills, straight shank reamers and other straight shank tools and cutting tools Specification: Item Type: Drill Chuck Model: 1-13mm-MTA2Accuracy: 0.08mm Clamping Range: Approx. 1 ~ 13mm / 0 ~ 0.5in Material: 40Cr Hardness: 40° Maximum Taper Diameter: Approx. 18mm / 0.7in Function: Used to clamp straight shank drills, straight shank milling cutters, center drills, straight shank reamers and other straight shank tools Applicable: Product applicable to various cutting equipment, lathes, drilling machines, milling machines, chain machines and CNC machine tools in the machining industry. Package List: 1 x Drill Chuck