Drilling: Set enables you to drill by power feed with your carriage, instead of hand operation or tailstock. Tool post locks holder in place with center hole piston. Includes a machineable base to make a T-slot nut to fit your lathe. 1 Turning & Facing Holder (5/8 tool capacity). 2 Boring Turning & Facing Holder (5/8 tool capacity). 4 Heavy Duty Boring Holder (3/4" & 1" tool capacity). 7 Universal Parting Blade Holder (11/16 tool capacity). 10 Knurling, Turning, & Facing Holder (5/8 tool capacity). This item is in the category "Business & Industrial\CNC, Metalworking ...