Step Drill Bit Set, 3 Pieces, High Speed Steel

• High Speed Steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and non-ferrous materials
• Oxide coating prevents chip building, galling and welding on the workpiece
• Round shanks with flats are ground flat on three sides for increased chuck grip, reducing slippage and help centering the drill in the chuck
• Shank Type

Specifications:
No. Of Pieces: 3
Material: High Speed Steel
Minimum Hole Diameter: 1/8"
Maximum Hole Diameter: 1-1/8"
Coating: Oxide
No. Of Hole Sizes: 27
Shank Type: Round with Flats
Step Length: 1/16"
Point Type: Split Point
Step Increments: 1-1/8", 1/2", 1/8", 3/16", 7/8"