Acrow Machinery is a specialized manufacturer of precision toolholders; has been working in this industry for more than 30 years. Acrow product line widely includes: Modular Boring System, Precision Collet Toolholder, Milling Chucks, Angle Head Chucks and related CNC machining center accessories (such as Spindle Grippers, Test Bar, Force Gauge and other related instruments), etc. In recent years, we have developed new products such as Ultrasonic Toolholder and Hydraulic Chucks which are well received by our customers. Acrow Machinery is constantly developing new products and maintaining the high quality of our products in order to serve our customers and meet the market demand.