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⚡ Drill faster, cleaner, smarter — don’t get left behind!
The IRWIN Speedbor Max Speed 4-Inch 6-Piece Drill Bit Set is engineered for professionals and DIYers who demand speed and precision. Featuring three cutting spurs and a self-feeding screw-point tip, these bits deliver faster, cleaner holes with less breakout. The compact length and universal 1/4" hex shank ensure compatibility with all quick-change chucks, including impact drills, making it the ultimate wood drilling solution for tight spaces and deep holes up to 2".

| ASIN | B00LLGRQZY |
| ASIN | B00LLGRQZY |
| Best Sellers Rank | #127,692 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #565 in Power Drill Bit Sets |
| Brand Name | IRWIN |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,405) |
| Customer reviews | 4.6 4.6 out of 5 stars (2,405) |
| Cutting Angle String | 135 Degrees |
| Cutting Diameter | 4 Inches |
| Date First Available | 20 April 2015 |
| Department | Unisex-Adult |
| Finish Types | Black Oxide |
| Global Trade Identification Number | 00042526916762 |
| Included Components | (6) Speedbor Max Speed Bits sizes: 1/2" ,5/8", 3/4", 7/8", 1" and 1-1/8" |
| Is Discontinued By Manufacturer | No |
| Item Dimensions | 31 x 155 x 235 millimeters |
| Item Type Name | SPEEDBOR MAX 4IN OAL 6PC CLAM SET |
| Item Weight | 0.1 Pounds |
| Item model number | 1877239 |
| Manufacturer | IRWIN |
| Manufacturer | IRWIN |
| Material Type | Blend |
| Minimum Bore Diameter | 4 Inches |
| Model | 1877239 |
| Number of Flutes | 3 |
| Point Style | Screw Point |
| Product Dimensions | 3.1 x 15.49 x 23.5 cm; 45.36 g |
| Shank Type | Hex |
| Surface Recommendation | Wood |
| Tool Flute Type | Spiral |
| UPC | 042526916762 |
| Unit Count | 1 Count |
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