IRWIN 1/4 in x 4 in cobalt jobber drill bit designed for heavy-duty metal drilling. Featuring an industry-standard 135° split point to minimize walk and improve centering, this bit contains 8% cobalt for increased heat and abrasion resistance. Heavy-duty web construction provides strength and durability for drilling hardened steel, stainless steel, cast iron and other abrasive alloys. Straight shank for secure gripping, two flutes, and a brushed finish. Sold carded as a single-piece unit — ideal for maintenance, repair and industrial applications.
| Materials & Construction | |
| Material | Cobalt |
| Outer Material | Cobalt |
| Product Details | |
| Batteries Included? | No |
| Batteries Required? | No |
| Color | Multi |
| Cutting Angle | 135 Degrees |
| Cutting Diameter | 0.25 Inches |
| Finish Type | Brushed |
| Included Components | DRILL BIT 1/4 X 4 COBALT |
| Item model number | 3016016 |
| Item Package Quantity | 1 |
| Number of Flutes | 2 |
| Number of Pieces | 1 |
| Part Number | 3016016 |
| Pattern | Solid |
| Point Style | Split Point |
| Power Source | Hand_powered |
| Shank Type | Straight |
| Shape | Rectangular |
| Size | One Size |
| Style | Classic |
| Surface Recommendation | surface_recommendation |
| Tool Flute Type | tool_flute |
| Unit Count | 1.0 Count |
| Sizing & Dimensions | |
| Height | 0.3 inches |
| Item dimensions L x W x H | 7.3 x 7.6 x 0.3 inches |
| Length | 7.3 inches |
| Product Dimensions | 7.3 x 7.6 x 0.3 inches |
| Weight | 0.16 ounces |
| Width | 7.6 inches |
| Technical Specifications | |
| Finish | Brushed |
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