• Collet System : 5C
• Maximum Collet Capacity (Inch): 1-1/8"

Features
• The simple wrench operated scroll provides uniform, distortion free clamping of workpieces and low collet exchange times.

Application
• The type 3911 collet chuck is designed for use with 5C collets and can be used for turning, facing, boring, grinding and milling operations
• The type 3960 collet chuck allows for fine adjustment to the required concentricity by means of 4 radially arranged screws