Assorted black steel rowels.  Sold in pairs. Pictured from left to right, starting at the top:

• #6; Spoke rowel, 10 points, 7/8"
• #39; Blunt spoke, 9 point, 1" 
• #36; Star rowel, 5 points, 1" 
• #11; Sawtooth, 16 points, 1 1/16"
• #22; Spoke, 10 points, 2 3/16"
• #37; Rough stock, 5 points, 1 1/4"
• #38; Indented star, 5 points, 1 1/4" 
• #14; Grooved Star, 5 points, 1 3/16" 
• #18; Star, 5 points, 1 1/2"   

It is cheaper to buy them by the card rather than individually.