Klein Quick-Release Step Drill Bit - 7/8 to 1-3/8" QRST15

The dual spiral flutes on Klein Step Drill Bits help pull the step bit through the material for faster cutting. The aluminum titanium coating is 10 times more durable than steamed black oxide for longer bit life. Impact rated, the 1/4-Inch hex shank provides a firm, positive grip and allows quick and convenient usage with an impact driver and a drill. Thirteen hole sizes with laser marking for easy identification.
Features:

Step bits are coated with aluminum titanium nitride and are 10 times more durable than steamed black oxide coating for longer bit life
Impact rated shaft allows for use with impact drivers and standard drills
Double spiral flute removes chips for faster cuts and drilling
Laser markings are easy to read for quick size identification of 13 hole sizes
Fast-starting, non-walking drill tip
Quick-release, 1/4-Inch hex shank provides a firm, positive grip and won't spin out in the drill
For use on steel (up to 16 gauge), wood, plastic, and aluminum

Specifications:

Type: Step Drill Bit
Application: Multi-Material Drilling
Special Features: Aluminum Titanium Nitride Coating; Dual Spiral Fluting
Shank Type: 1/4" Hex
Flute Type: Spiral
Overall Length: 1.8" (4.6 cm)
Overall Height: 3.6" (9.4 cm)
Overall Width: 1.8" (4.6 cm)
Material: High Speed Steel
Coating: Aluminum Titanium Nitride (AlTiN)
Quick Reference: #15
Number of Holes: 3
Size: 7/8" to 1-3/8" (22.2 mm to 34.9 mm)
Weight: 6.8 oz (193 g)
UPC: 092644533051