I found the pulley on ebay and made the rest here are some pictures. I finally got around to making a slow speed adapter for my delta dp 220.
Drill Press Pulley Zeppy Io
Show Us Your Cool Old Drill Press Archive Page 5 The Garage
Vintage Delta Dp220 Bench Drill Press Sring Counter Balance Slow
A Second Delta Dp220 Canadian Woodworking And Home Improvement Forum
Delta Rockwell Dp 220 Slow Speed Drill Press 1290 Dp 283 Spindle
Slow Speed Adapter For My Delta Dp 220 The Home Machinist
Tags: #delta dp220 slow speed