1/2" Capacity drill chuck designed for bench and floor drill presses, mills, lathes.
Hardened ground center jaw improves durability and ensures straight alignment.
The rated capacity is 1/32" to 1/2". Runout of this drill chuck is 0.008" (0.20 mm) or less.
Mounts to 33 Jacobs taper arbor. Drill chuck with key included