Product Name: 3 Jaw Vertical Hollow Pneumatic Chuck Kl400tq-3 Model NO.: Kl400tq-3 Certification: ISO 9001:2008 Material: metal Type: Precision translational head Customized: Non-Customized Size: Middle Logo Printing: Without Logo Printing Trademark: prasteel Transport Package: Phwood Case Specification: steel Origin: Nanjing Product Description Vertical hollow chuckThis is a state-patent product with independent intellectual property.This chuck is internally installed with power cylinder, carries out clamping and loosing action by taking in air from side without bracing structure.Central via hole can be passed with long bar.The chuck is suitable for drilling machine, milling machine and CNC center.