Features and Benefits: Titanium coated; High-speed steel (HSS) 4241; HRC 60-63 (Rockwell Scale); Sizes: 1/8″ to 1/2″, 3/16″ to 1/2″ & 1/4″ to 3/4″; Covered by a 1 year warranty;

Features and Benefits: Titanium coated; High-speed steel (HSS) 4241; HRC 60-63 (Rockwell Scale); Sizes: 1/8″ to 1/2″, 3/16″ to 1/2″ & 1/4″ to 3/4″; Covered by a 1 year warranty;

Step Drill Bits 3 Piece Set. Titanium coated. HRC 60-63 (Rockwell Scale). Sizes: 1/8″ to 1/2″, 3/16″ to 1/2″ & 1/4″ to 3/4″.