






Irwin Tools IRWIN Unibit 502T Step Drill Bit Set with Nylon Pouch, Titanium Nitride Coated, 3pc (15502)
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PRODUCT DESCRIPTION The IRWIN Unibit 3-Piece Step Drill Set features drill bits with single-flute cutting edges for greater control through steps. The hex shank on the drill bits helps prevent slipping in the drill chuck. IRWIN Unibit step drill bits have a nonskid, self-starting tip to minimize skidding and the need for center punching. The Titanium Nitride coating withstands heat and friction to extend the cutting edge life. AMAZON.COM The Irwin Unibit 3-Piece Titanium Step Drill Set is an ideal choice for drilling in thin materials such as mild steel, copper, brass, aluminum, plastic, acrylic, wood, and laminates. Each bit sports a speedpoint tip for greater control, a single-fluted cutting edge for ensured roundness, and a titanium coating for less friction and added longevity. The set includes a size #1 bit for drilling holes 1/8-to-1/2-inches in diameter in 1/8-inch steps, a size #2 bit for drilling holes 13/16-to-1/2-inches in diameter in 1/16-inch steps, and a size #3 bit for drilling holes 1/4-to-3/4-inches in diameter in 1/16-inch steps. A convenient storage case is also included, and the entire set is backed by a limited lifetime warranty.What's in the Box#1 bit for drilling holes 1/8-to-1/2-inches, #2 bit for drilling 13/16-to-1/2-inches, #3 bit for drilling 1/4-to-3/4-inches, and storage case. FROM THE MANUFACTURER Irwin's Unibit SpeedPoint combines the most desired features of a Step Drill, speed and control and as many as 13 different sizes onto one single-fluted step drill bit, Irwin Industrial Tools 15502 502T 3-Piece Titanium Nitrate Set (15101, 15102, 15103) Nylon Pouch See more
- Titanium coating is heat- and friction-resistant for extended cutting edge life
- Set of 3 includes #1T, #2T and #3T
- Titanium Nitride coating is heat- and friction-resistant for extended cutting edge life
- IRWIN Unibit step drill bits use a nonskid, self-starting tip to minimize skidding and center punching
- These IRWIN Unibit step drill bits have a hex shank to help prevent slipping in the drill chuck
- This IRWIN Unibit step drill bits feature single-flute cutting edges for greater control through steps
Specifications:
| Materials & Construction | |
| Color | Black |
| Material | Cobalt |
| Outer Material | Cobalt |
| Product Details | |
| Finish | Titanium Nitride |
| Finish Type | Titanium Nitride |
| Item Package Quantity | 3 |
| Number of Flutes | 1 |
| Point Style | Step Point |
| Set Name | 3-Piece Set |
| Shank Type | Hex |
| Size | 3PC SET |
| Style | Titanium Nitride (TiN) |
| Surface Recommendation | Aluminum,Brass,Copper,Pvc,Steel,Wood |
| Tool Flute Type | Straight |
| Sizing & Dimensions | |
| Height | 0.9 inches |
| Length | 5.3 inches |
| Product Dimensions | 5.3 x 5 x 0.9 inches |
| Weight | 4 ounces |
| Width | 5 inches |
| Technical Specifications | |
| Cutting Diameter | 4.9 Inches |
| Measurement System | Imperial |
| Warranty | Limited lifetime warranty |

