Set contains: 7/8-Inch, 1-1/8-Inch, 1-3/8-Inch, 1-3/4-Inch, 2-Inch, 2-1/2-Inch, two extra pilot bits
Split point pilot drill bit prevents bit walking
Integrated flange prevents the operator from drilling beyond the sheet metal
Conduit and pipe sizes: 1/2-Inch (13 mm) to 2-Inch (51 mm)
All components are packed in a rust-proof, molded plastic carrying case