LENOX Vari-Bit Step Drill Bit , 2 Hole Sizes, 7/8" and 1-1/8" USA Made VB11 Wright Tool Co. Mandrels are slightly tapered with

Mandrels are slightly tapered with the size marked on the large end

and is designed specifically to serve the needs of both professional and hobbyist gunsmith

Seemes to be various brands

May have some protective oil on them from when they were packed for shipment by the manufacturer decades ago

The Stud Extractor is Marked WRIGHT

LENOX Vari-Bit Step Drill Bit , 2 Hole Sizes, 7/8" and 1-1/8" USA Made VB11 Wright Tool Co. Mandrels are slightly tapered withLENOX Vari Bit Step Drill Bit , 2 Hole Sizes, 7 8" and 1 1 8" USA Made. Model VB11 # 11 vari bit step drill. Double fluted, 135 degrees fast drill point, HSS construction, 3 sided shank, cuts up to 1 8 inch thick material. Cuts clean burr free holes, eliminates the need for specific sized standard drill bits.