- 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
- 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
- The compact, modular case comes with cutting oil and is designed to nest neatly within MODbox toolboxes and on the MODbox Case Adapter Side Rail Attachment
| Type | Step Drill Bit |
|---|---|
| Application | Multi-Material Drilling |
| Special Features | Aluminum Titanium Nitride Coating; Dual Straight Fluting; Cutting Oil Included; Modular Case |
| Shank Type | 1/4” Hex |
| Flute Type | Spiral |
| Material | High Speed Steel |
| Coating | Aluminum Titanium Nitride (AlTiN) |
| Quick Reference | #14, #11, #15 |
| Number of Holes | 12, 2, and 3 |
| Size | 3/16” to 7/8” (4.8 to 22.2 mm); 7/8” to 1-1/8” (22.2 to 28.6 mm); 7/8” to 1-3/8” (22.2 to 34.9 mm) |
| OPT SKU | KLN-QRSTSPRO |
|---|---|
| MPN | QRSTSPRO |
| UPC/GTIN | 092644530074 |
| Product Type | Step Bits |
| Shipping Weight | 1.28 |



















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