The Do It Best 1/4" x 12" Aircraft Extension Drill Bit is engineered for deep drilling tasks that require precision and reach in tight or recessed spaces. Ideal for both professionals and DIYers, this bit features high-speed steel construction and a corrosion-resistant finish for enhanced durability. Its 135° split point tip minimizes walking and delivers cleaner starts, especially when drilling metal, plastic, or wood. Designed for general-purpose use, this long-reach bit is an essential tool for aircraft and automotive work.Key Specifications:Type: Aircraft extension drill bitBit Diameter: 1/4 inchBit Length: 12 inchesMaterial: High-speed steelTip Angle: 135° split pointApplication: Metal, wood, plasticUsage: General purposeShank Type: RoundFinish: Corrosion resistantDrill Compatibility: Standard drill chucksColor: SilverFeatures: Reduced walking, extended reachBrand: Do It BestProduct Category: Power tool accessoryPackaging Type: Carded