Item Type: Round Die Tapping Chuck <br>Material: Carbon Steel <br>Interface Outer Diameter: Approx. 31mm/1.2in <br>Maximum Thread Depth: Approx. 72mm/2.8in<br>1、Stable Clamping: This is a round die tapping chuck, precisely manufactured, with high mechanical performance, will provides firm and stable clamping. <br>2、Standard Size: This round die tapping chuck is standard in size, the outer diameter of the interface is 31mm, and the maximum thread depth is 72mm. <br>3、Carbon Steel Material: This chuck is made of carbon steel, the surface is quenched and blackened, with strong oxidation resistance, high hardness and long service life. <br>4、Quick Installation: This round die tapping collet allows quick and easy installation and removal, saves you a lot of time when switching between applications. <br>5、Multi Purpose: This high precise round die chuck is widely used in tapping machine, drilling machine, milling machine, boring machine, pneumatic tool, etc.1 x <br> <br>Round&nbsp;Die&nbsp;Tapping&nbsp;Chuck<p>1 x Hex Wrench</p>