JET Geared Head Engine Lathe GH-1440-3 w/ NMS300 DRO Inch-Metric Dials Independent Lead Screw & Feed Rod Power Tools This screw uses a T30

This screw uses a T30 6-Lobe drive

and overhead applications

SDS Screw Advantage: SDS screws attach to a greater net section area of the column than bolt attachment normally provides

Heavy-duty construction and demolition drilling using SDS-max rotary hammers

double bearing

JET Geared Head Engine Lathe GH-1440-3 w/ NMS300 DRO Inch-Metric Dials Independent Lead Screw & Feed Rod Power Tools This screw uses a T30JET Geared Head Engine Lathe GH 1440 3 with NMS300 DRO is a heavy duty, precision engineered engine lathe from JET designed for demanding metal turning operations in professional machine shops and industrial environments. Weighing over one ton and built with precision induction hardened ground bed ways, spindle roller bearings, and high quality steel hardened gears in the headstock, this 3HP geared head lathe delivers the ultimate working durability.