

🔧 Drill smarter, not harder — the pro’s secret weapon!
The Irwin Tools 4935636 is a 1/8-inch black oxide hex shank drill bit featuring a 135° split-point tip for immediate drilling without walking. Crafted from premium high-speed steel with a corrosion-resistant black oxide coating, it ensures durability and longevity. Its 1/4-inch hex shank is compatible with all Lock-n-Load quick-change extensions and standard drill chucks, making it a versatile and reliable choice for professionals and DIYers alike.
| Material | Blend | 
| Cutting Diameter | 0.13 Inches | 
| Finish Type | Black Oxide | 
| Shank Type | Hex | 
| Cutting Angle String | 135 Degrees | 
| Brand | IRWIN | 
| Item dimensions L x W x H | 0.3 x 1.88 x 5.88 inches | 
| Tool Flute Type | tool_flute | 
| Point Style | Split Point | 
| Surface Recommendation | surface_recommendation | 
| Number of Flutes | 1 | 
| UPC | 024721999764 | 
| Unit Count | 1.0 Count | 
| Global Trade Identification Number | 00024721999764 | 
| Manufacturer | IRWIN | 
| Number of Pieces | 1 | 
| Part Number | 4935636 | 
| Item Weight | 0.32 ounces | 
| Product Dimensions | 0.3 x 1.88 x 5.88 inches | 
| Item model number | 4935636 | 
| Is Discontinued By Manufacturer | No | 
| Size | One Size | 
| Color | Multi | 
| Style | Classic | 
| Finish | Black Oxide | 
| Pattern | Solid | 
| Shape | Rectangular | 
| Power Source | Hand_powered | 
| Item Package Quantity | 1 | 
| Tool Tip Description | Split Point | 
| Measurement System | Inch | 
| Accessory Connection Type | 1/4" Quick Change | 
| Included Components | 1/8" HEX SHANK DRILL BIT | 
| Batteries Included? | No | 
| Batteries Required? | No | 
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