Specification:
-Materials: High Speed Steel.
-Hex (1/4") shank is compatible with most electric drilling tools.
-Tool Flute Type: Straight.
-Finish Type: Titanium.
-Cutting Angle String: 118 degrees.
--Diameter: 3/16",1/4", 5/16", 3/8", 1/2", 9/16", 5/8", 11/16", 13/16", 7/8", 15/16",1", 1-1/8", 1-3/16",1-1/4" (4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm)
Package includes:
-4-32mm HSS Step Drill Bit