Features:

• Sizes: 1/16 in., 5/64 in., 3/32 in., 7/64 in., 1/8 in., 9/64 in., 5/32 in., 11/64 in., 3/16 in., 13/64 in., 7/32 in., 15/64 in., 1/4 in., 17/64 in., 9/32 in., 19/64 in., 5/16 in., 21/64 in., 11/32 in., 23/64 in., 3/8 in., 25/64 in., 13/32 in., 27/64 in., 7/16 in., 29/64 in., 15/32 in., 31/64 in., 1/2 in.
• Enlarge existing holes.
• Drill through sheet metal, hard steel, acrylics and brass.
• Self-centering; 3-flats on shank.
• Twice the life of a standard drill bit.

Details:

Norseman's drill bits give you twice the life of a standard drill bit. Enlarge existing holes or drill through sheet metal, hard steel, acrylics and brass. Self-centering and 3-flats on shank.