Relaxed 3 Piece Titanium Step Stepped Down Variable Size Steel Drill Bit Unibit Tool Set Innovative

Features: This compact set replaces 28 individual drill bits 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 1/8-inch to 1/2-inch thirteen-step bit, titanium coated Product Description Made with drop forged heat treated high speed steel (HSS) with titanium nitride coating for longer life time

High speed, titanium nitride coated steel Replaces 28 separate drill bits Two fluted design for fast, smooth cutting

Automatically deburs holes as you drill

Six step bit: 3/16", 1/4", 5/16", 3/8", 7/16", 1/2"; Nine step bit: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4"; Thirteen step bit: 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2"