NEW BLUEROCK Brand High Speed Steel Annular Cutters. This is a new set of 6 HSS annular cutters for 3/4" Weldon Shank. The broaches are all 1" depth. The sets comes with 1 centering pin in a padded plastic carrying case. Sizes: 9/16"x1" 11/16"x1" 13/16"x1" 15/16"x1" 1"x1" 1-1/16"x1" These are the industry standard sizes for 6 piece sets. If you have any questions, please let us know.