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Top rated extra long drill bits
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Best overall
DEWALT Exteme 12-Piece Extra Long Drill Bit Set
High-speed steel bits with split-point tips for accurate self-starting; titanium-nitride coating reduces friction and extends life.
- Excellent build quality
- Long-lasting sharpness
- Versatile size range
- Carrying case could be sturdier
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Best value set
Milwaukee Complete Extra Long Drill Bit Set (29-Piece)
Titanium-coated bits with 1/4" hex shanks for quick change; includes sizes from 1/16" to 1/2" for comprehensive drilling needs.
- Versatile set with many sizes
- Hex shank prevents slipping
- Great performance in metal
- Case may not lock securely
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Best budget pick
Bosch BL17 Black Oxide Extra Long Drill Bit Set (17-Piece)
Black oxide coating for corrosion resistance; split-point tips reduce walking; good for wood, plastic, and thin metal.
- Affordable
- Decent longevity
- Good for DIY projects
- Not for heavy-duty use
- Sizes may run slightly small
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Best for metal drilling
Irwin Tools M35 Cobalt Extra Long Drill Bit Set (5-Piece)
M35 cobalt construction handles high heat and hard materials; 135-degree split point for precise starts; ideal for stainless steel.
- Exceptional in hard metals
- Reduces heat buildup
- Long lifespan
- Limited size selection
- Pricey per bit
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Best premium choice
Norseman Magnum Super Premium Extra Long Drill Bit Set (5-Piece)
High-speed steel with thick web for durability; self-centering points for accuracy; CNC-ground flutes for smooth chip evacuation.
- Superior sharpness and precision
- Reduced bit breakage
- Excellent in wood and plastic
- Expensive
- Not for general-purpose metal
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Best for woodworking
Makita Extra Long Drill Bit Set (9-Piece)
High-carbon steel bits with 118-degree point; ideal for deep drilling in softwood and hardwood; 1/4" hex shank for quick chuck.
- Smooth cuts in wood
- Good length for deep holes
- Affordable
- Not for metal
- Point dulls quicker than titanium
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Best all-around performance
DEWALT Titanium Extra Long Drill Bit Set (21-Piece)
Titanium nitride coating for 4x longer life; 135-degree split point reduces walking; includes sizes for most household tasks.
- Long-lasting coating
- Smooth drilling action
- Great value for size variety
- Case hinge prone to breaking
- Not for masonry