Tapping Collet Chuck Holder Overload Protection Adjustable Torsion QuickChange GT12JISM4

1、Have good clamping strength high accuracy and long service life 2、Provide safe and fast replacement of tapping chuck can be connected to drill chuck extension 3、Taps have quick?change devices saving time and effort possess simple operation. Allow you to install and disassembly of tapping chucks 4、Torsion type tapping chuck can prevent tap from breaking very durable 5、The product is made of high?speed steel material widely used as CNC tool