Rohm Precision Machined Drill Chuck Arbors

This Rohm 4MT / 3JT Precision Machined Drill Chuck Arbor features a 4 Morse Taper shank with a 3 Jacobs Taper fitting, providing a configuration suited to the largest industrial machines. The 4MT size is found on heavy-duty lathes and substantial pillar drills, making this arbor essential for professional workshops operating large-scale equipment with medium-capacity chuck requirements. Precision machined and ground from high-quality tool steel, this arbor delivers exceptional mechanism performance when adapting Jacobs taper mounted chucks to Morse taper spindles. Designed