KTA Spindle Toolings manufactures Quick Change Tapping Chucks with Automatic Locking. KTA Spindle Toolings is the supplier of precision tool holders. Quick Change Tapping Chucks with Automatic Locking has adjustable length compensation which acts on compression and expansion to compensate for differences between spindle feed and tap pitch. Quick Change Tapping Chucks with Automatic Locking is used for tapping operation with single pass or series taps on mechanically and numerically controlled radial drilling machines, drilling and milling machines.