Accusize Industrial Tools precision keyless drill chuck with a capacity of 1/32–3/4 inch and Jacobs Taper 3JT is designed for accurate drilling in toolroom and production settings. The keyless mechanism allows operators to tighten and loosen the chuck by hand, eliminating the need for a chuck key and speeding bit changes. Engineered for precision, the chuck achieves a total indicated runout of 0.0048 inch, ensuring bits stay centered and aligned during drilling, tapping and reaming operations. Its durable jaws provide high gripping power to prevent slipping and maintain consistent pressure under load. Compatible with drill presses, milling machines and other machines using Jacobs Taper 3JT, this chuck accommodates a range of drill sizes within its capacity, making it a versatile tool for machinists, toolmakers and maintenance professionals. Suitable for CNC and manual use, it delivers reliable performance when working with metals, plastics and other materials.