1/2-Inch Keyless Drill Chuck with one JT33-MT2 Taper Arbor Inner Thread 3/8"X16TPI and one JT33-MT1 Taper Arbor with 1/4"x20TPI for Drill Press, Wood lathe or Mill. 2.75" Series Chuck & Jaws 5 bushings for locating the

5 bushings for locating the pen components

Include: 1) Adapter Mandrel for Mounting CBN Wheel (5/8" bore for CBN wheel) to Wood Lathe with different threads avaiable such as 1"x8TPI

Overall length:18 3/4"

Keyless chuck for quick changes of bits

1/2-Inch Keyless Drill Chuck with one JT33-MT2 Taper Arbor Inner Thread 3/8"X16TPI and one JT33-MT1 Taper Arbor with 1/4"x20TPI for Drill Press, Wood lathe or Mill. 2.75" Series Chuck & Jaws 5 bushings for locating theHeavy Duty Drill Chuck holds drill bits, pen mandrel shafts, and workpieces up to 1 2 inch in diameter. Designed Inner Thread 3 8"X16TPI and 1 4"x20TPI on Arbor, when use the drill chuck in the headstock of the lathe, it can be secured against loosening, using together with the draw bar kit. Keyless Drill Chuck can lock and replace drill bits without chuck key quickly and easily. Suitable for drilling equipment such as portable driller, drill press,