Titanium Step Drill Bits | 3pc SAE Unibit Set 28 Reamer Bits 1/8" to 3/4" Cone

TITANIUM | HIGH SPEED STEEL: classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal 135 SPLIT POINT TIP: increases cutting speed with self-centering and prevents walking TWO-FLUTE DESIGN: clears chips faster and allows particles to escape easily TRI-FLATTED SHANK: fits into power tools chuck securely and eliminates slip SET INCLUDES: Bit #1 (6 steps): 3/16", 1/4", 5/16", 3/8", 7/16", 1/2"; Bit #2 (13 steps): 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2"; Bit #3 (9 steps): 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" Style:3-Piece Set  Size:Combined Sizes This compact set replaces 28 individual drill bits.  3pc Step Drill Bits. 1/8"- 1/2", 3/16"- 1/2", 1/4"- 3/4".  Two-flute design for faster, smoother cutting.  Package comes with one 3/16-inch to 1/2-inch six-step bit, titanium coated.  One 1/4-inch to 3/4-inch nine-step bit, titanium coated.