M12 Thread, 3-15/16" Bore Diam, 5.709" OD, Shaft Locking Device MPN:C405E-393

The high quality steel material combined with the precision manufactured M12 thread ensures strong torque values providing consistent holding power on thin-walled or delicate workpieces without worry of damaging them. With a bore diameter of 3-15/16 inches, this collar offers superior surface contact increasing friction and grip to any round material while preventing unwanted slippage even under excessive loads. The 5.709 inch outside diameter ensures optimal resistance to wear reducing the risk of deformation or misalignment when utilized on heavy-duty machinery. Furthermore, this product offers an exceptional locking device constructed with advanced technology providing toolless installation and removal of collet style toolholders or rotating applications in industries such as construction, automotive and aerospace where maximum clamping force is crucial for accuracy and performance ensuring the success of any task.