Best Jobber Drill Bits (2026 Guide)
We selected products by aggregated user rating and review volume, emphasizing material, bit length/shank options, set composition, and real-world durability indicators
The Verdict
- Best Overall: DEWALT Titanium Nitride Drill Bit Set, 21-Piece — Best for general users: titanium nitride coating and pilot-point geometry for accurate, long-lasting general-purpose drilling
- Best Value: Titanium-coated twist drill bit set, 135 pcs (3/64" to 1/2") — large set: extensive 135-piece titanium-coated assortment covers a wide size range for varied projects
This roundup covers top-rated jobber drill bits for general-purpose drilling in wood, metal and plastic, selected for durability and broad user approval. Picks were chosen by aggregated ratings and review volume, with attention to material (cobalt, titanium nitride), set size, and specialty shanks or extensions
Top Picks
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1
Best Overall DEWALT Titanium Nitride Drill Bit Set, 21-Piece
Best for general users: titanium nitride coating and pilot-point geometry for accurate, long-lasting general-purpose drilling
Titanium nitride coated drill bit set with pilot point for cleaner holes and longer life. Includes sizes from 1/16-inch to 1/2-inch in a plastic case. Customers note sharp starter points and solid build quality
- pilot point for cleaner holes
- tapered web for durability
- complete size range 1/16"–1/2"
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2
BOSCH CO14B 14-Piece Cobalt Drill Bit Set with Case
Best for heavy steel work: M42 cobalt alloy set provides heat resistance and durability for demanding metal drilling
Cobalt M42 drill bits with a three-flat shank for drilling stainless steel, cast iron, titanium, and light-gauge metal. Durable, heat-resistant bits designed to extend life. Users note good quality and edge retention, with mixed durability reports
- 3-flat shank design
- Enhanced M42 cobalt alloy (8% cobalt)
- 14-piece set with included case
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3
Best Value Titanium-coated twist drill bit set, 135 pcs (3/64" to 1/2")
large set: extensive 135-piece titanium-coated assortment covers a wide size range for varied projects
Titanium-coated high speed steel drill bit set with 135 pieces in a plastic storage box. Delivers fast cutting, centered starting point and compatibility with wood, cast iron, aluminum alloy, plastic, and fiberglass. Users note good value and variety, with some concerns about dulling and breakage
- titanium coated for hardness and heat reduction
- 135-piece set for variety
- storage box included
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4
Drill America 1-1/2" Reduced Shank HS drill bit KFD series
Best for large-diameter needs: reduced shank design lets you drive larger bits in standard chucks without adapters
High-speed steel drill bit with gold/black coating for wear resistance and versatile use in hard metals. Shows good hole accuracy with mixed feedback on durability and sharpness
- wear-resistant coating
- versatile toolholding compatibility
- split point for easier starting
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5
1/8" x 6" cobalt aircraft extension drill bit (12 pack) GLBCO
Best for deep-reach metal drilling: 6-inch cobalt aircraft extensions maintain hardness and reach for long holes
Cobalt aircraft extension drill bit set designed for tough materials. 135° split point helps prevent walking and round shanks fit various tool holding systems. Customers note quality and ease of drilling; some report durability issues
- cobalt alloy for tough metals
- 135 split point reduces walking
- multiple material compatibility
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6
DEWALT 1 in / 1/2 in Reduced Shank Twist Drill Bit
Best for occasional large-hole work: reduced shank twist bit gives access to 1-inch holes with standard drill chucks
1-inch / 1/2-inch reduced shank twist drill bit. Easy to use and versatile for various materials. Customers note sharpness and value for money
- reduced shank design
- sharp and accurate drilling
- good value
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7
3/16" x 6" cobalt aircraft extension drill bit (pack of 12)
Best for long small-diameter holes: 6-inch cobalt extensions resist heat and wear when drilling deep, narrow holes
Cobalt drill bit with 3/16" diameter and 6" length, designed for tough materials. 135 split point helps prevent walking; round shanks fit various tool holders. Customers report sharp cuts and good value, with mixed durability reactions
- split-point design for starting accuracy
- coated cobalt for hardness
- versatile shank design
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8
Titanium twist drill bit set 276pc with clear lid case
Best for comprehensive collections: 276-piece titanium-coated set offers broad coverage for DIY and multi-material tasks
Titanium coated twist drill bit set (276 pcs) with 135° point for fast, centered drilling in wood, metal, and plastics. Customers note good quality and value with a wide assortment; some report bits dull easily and occasional breakage
- titanium coating for wear-resistance
- clear lid storage case
- 135 point design for less walking
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9
Klein Tools QRST14 Step Drill Bit, Quick Release
Best for stepped holes and sheet metal: quick-release step bit simplifies multiple diameters without bit changes
Step drill bit with aluminum titanium nitride coating for extended life. Dual spiral flutes enable faster cuts and swift chip removal; compatible with impact drivers and standard drills. Customers note good quality and precise size gauge, with mixed durability and sharpness experiences
- coating provides extended lifespan
- rapid chip removal and faster cuts
- versatile with impact drivers and standard drills
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10
Drill America D/ACO cobalt heavy duty drill bit set (12)
Best heavy-duty pack: cobalt heavy-duty set delivers toughness for regular metal and industrial applications
Cobalt steel drill bits designed for harder metals with thin gold oxide coating and round shanks for versatile toolholding. Customers note sharp cuts, high durability, and good value
- coated for performance on hard metals
- round shank versatility
- aerospace-standard manufacturing