KnKut KnKut 3 Piece Hole Expansion Step Reamer Set

Features and Benefits:

• Made In USA
• Size Range: 3 Piece Set Includes 5/16"" - 9/16""; 9/16"" - 13/16""; 13/16"" - 1-1/16""
• 90° Notch Point starts holes easily
• 5 hole enlargement steps
• 3/8 Shank Diameter
• 3-Flats on Shank



USA Made KnKut Step Reamers accurately starts on contact and enlarges and deburrs holes in material up the 1/2"" thick. Gold Oxide treatment enhances lubricity; reduces friction and increases toughness.