Richmill CAT50 Power Milling Chuck, Spanner Wrench & 3/16 ERI Collet

  
Richmill Power Milling Chuck CT50-3/4SS-3.50 with Spanner Wrench & 3/16 ERI Collet. Collet Type: Milling Chuck Sleeve. For Use with Milling Chuck Holders. (Modified to fit, works well).