









🛠️ Drill Like a Pro, Finish Like a Boss!
The IRWIN 5-piece Countersink Drill Bit Set features precision-ground 82° tips crafted from industrial-grade high speed steel with a black oxide finish for enhanced durability and corrosion resistance. Its five-flute design minimizes vibration for smoother drilling and longer bit life, while the universal 1/4" round shank ensures compatibility with all handheld and stationary drills—perfect for professional-grade countersinking in metal, wood, and plastic.


| Manufacturer | Irwin Tools |
| Part number | 1877793 |
| Item Weight | 218 g |
| Product Dimensions | 4.13 x 11.11 x 17.78 cm; 217.72 g |
| Item model number | 1877793 |
| Size | One Size |
| Color | multi |
| Style | Drill Bit Set |
| Finish | Black Oxide |
| Material | Blend |
| Pattern | Solid |
| Shape | Rectangular |
| Power source type | Hand_powered |
| Item Package Quantity | 1 |
| Number Of Pieces | 5 |
| Measurement System | Inch |
| Included components | 5 Countersink metal drill bits, plus drawer case |
| Batteries Included? | No |
| Batteries Required? | No |
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