Best Jobber Drill Bits Under $100 (2026)
We ranked jobber drill bits under $100 by material and construction, length/shank options, kit organization, and overall value for common workshop tasks
The Verdict
- Best Overall: DEWALT Titanium Nitride Drill Bit Set, 21-Piece — Best for general contractors: reliable titanium-nitride coating and pilot-point geometry for accurate, everyday drilling
- Best Value: Titanium-coated twist drill bit set, 135 pcs (3/64" to 1/2") — Best for extensive size coverage: very large titanium-coated kit offers a wide diameter range for varied projects
This roundup highlights jobber-length drill bits under $100 chosen for overall value, material, and versatility for common metal, wood, and plastic drilling tasks. Picks were selected by comparing construction (HSS, cobalt, titanium coating), length/profile, and included case or accessory value
Top Picks
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1
Best Overall DEWALT Titanium Nitride Drill Bit Set, 21-Piece
Best for general contractors: reliable titanium-nitride coating and pilot-point geometry for accurate, everyday 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 hard metals: M42 cobalt construction and three-flat shanks provide durability and grip for tougher steels
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")
Best for extensive size coverage: very large titanium-coated kit offers a wide diameter 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 holes: reduced-shank HSS construction lets you use larger bits in standard chucks
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 work: 6-inch cobalt aircraft extension bits give extended reach while retaining hardness for metal
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 oversize drilling with standard chucks: reduced-shank twist design lets you run larger bits on common drills
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-reach precision: 6-inch cobalt aircraft extension bits maintain hardness for extended metal drilling
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 budget multi-pack: large titanium-coated set covers broad projects with many commonly used sizes in one case
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 work: quick-release step bit delivers controlled, repeatable hole sizes in thin materials
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 drills: cobalt-heavy duty bits offer robust performance for demanding metalworking tasks
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