VEVOR Step Drill Bit Set, TiAlN Coating Cobalt HSS High Speed Steel, (3-Pieces), Step Drill Bits, 1/4 in. Hex Shank

3-Piece High-Speed Steel Step Drill Bit Set. This step drill bit set includes 1/8 to 1/2, 1/4 to 3/4, and 3/16 to 7/8 in. sizes for varied tasks without frequent changes. Made from cobalt HSS with TiAlN coating for durability on stainless steel. The 118° tip and four-flute design ensure fast chip clearing, cooling, and smooth holes.

• 118 tip and four-flute design for fast chip clearing
• Universal quick change shank fits most standard drills
• Made of cobalt high speed steel with an AlTiN coating