Best Drill Bit Sets Under $20 in 2026
The DEWALT 14-Piece Drill Bit Set ($14.79) is the best drill bit set under $20. The 135-degree split point starts holes cleanly without the bit walking across the surface, 3-flats shank prevents spinning in the chuck, and the full set covers every common fastener diameter. The benchmark for budget drill bits.
See Today’s Price →At a Glance
| # | Product | Award | Price | Our Score | |
|---|---|---|---|---|---|
| 1 |  DEWALT 14-Piece Drill Bit Set 135 Degre… |
Best Overall | $14 | 9.2 | Buy → |
| 2 |  Amazon Basics 42-Piece Impact Screwdriv… |
Best Value | $11 | 8.9 | Buy → |
| 3 |  toolant Impact Security Torx Bit Set S2… |
Best for Impact Drivers | $13 | 8.5 | Buy → |
| 4 |  ROTATION Security Torx Bit Set T5-T40 C… |
Best for Tamper-Resistant Fasteners | $6 | 8.2 | Buy → |
Showing 4 of 4 products
DEWALT 14-Piece Drill Bit Set 135 Degree Split Point DWA1184
“The right drill bit set for DIYers and homeowners tackling wood, metal, and plastic projects who want DEWALT quality at a price that doesn't require professional justification.”
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The DEWALT DWA1184 Drill Bit Set is the gold standard for budget twist drill bit sets. The 135-degree split point tip bores into metal, wood, and plastic without needing a center punch—a feature typically found on sets costing 3x as much. The 3-flats shank prevents bits from spinning in the chuck during high-torque drilling, a common problem with round-shank bits. The 14-piece set covers the most frequently used sizes from 1/16 to 1/4 inch. The plastic case keeps sizes organized. At $14.79, it's cheaper than buying individual bits of equivalent quality. An essential starter set for any toolbox.
Amazon Basics 42-Piece Impact Screwdriver Bit Set with Case
“The right bit set for homeowners and casual DIYers who need full coverage of screw types at the lowest possible price per bit.”
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- 42-piece set covers Phillips, flat, Torx, hex, and square drives in one case
- Impact-rated steel construction handles power drill torque without shattering
- Amazon Basics pricing is the lowest cost per bit of any comparable set
- Organized case identifies bits quickly during work
- Double-ended bits double the usable length before replacement is needed
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The Amazon Basics 42-Piece Impact Screwdriver Bit Set delivers comprehensive bit coverage at an impressive price. Impact-grade construction means these bits are designed to flex slightly under high torque rather than snapping—the failure mode of lower-quality driver bits used with impact drivers. The set covers Phillips #1-3, slotted 6-8mm, Torx T10-T40, and square drive #1-3. The carrying case has labeled slots for each bit. At $11.99 for 42 pieces, it covers more driver applications than most sets in the sub-$30 range. The go-to recommendation for anyone setting up a first toolkit or outfitting a workshop drawer.
toolant Impact Security Torx Bit Set S2 Steel TT7-TT40 27-Piece
“Best for electronics repair technicians, appliance service techs, and automotive tradespeople who regularly encounter tamper-resistant security Torx fasteners.”
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- Security Torx TT7 through TT40 covers all tamper-resistant fastener sizes
- S2 steel hardness handles impact driver torque without rounding
- 27-piece coverage eliminates gaps when working on electronics and appliances
- Specialized set fills the gap left by standard bit sets that omit security Torx
- toolant quality control provides consistent fit and tool engagement
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The toolant Impact Torx Bit Set 27pcs is the specialized choice for projects involving Torx fasteners—increasingly common in flat-pack furniture, electronics, bicycles, and automotive trim. The CNC-machined tips fit Torx sockets precisely, reducing cam-out that damages both bit and fastener. S2 steel construction provides the toughness needed for impact driver use. The set includes 1-inch and 2-inch length bits across TT7–TT40 sizes plus a magnetic bit holder. At $13.99 it fills the Torx gap left by general-purpose sets like the Amazon Basics. If your projects involve IKEA furniture, bikes, or car trim, this set solves most of your fastener needs.
ROTATION Security Torx Bit Set T5-T40 Chrome Vanadium 14-Piece 1/4 in
“A budget-friendly entry point for anyone who needs T5-T40 security Torx coverage for occasional laptop, appliance, or automotive repairs.”
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The ROTATION Tamper-Resistant Star Bit Set addresses the specific challenge of security Torx fasteners, which have a pin in the center requiring a hollow bit to engage. These appear in electronics, appliances, and automotive applications where the manufacturer wants to deter DIY repair. The 14-piece set covers T5–T40 sizes in impact-grade chrome vanadium steel. At $6.99 it's the lowest-cost entry in this roundup and provides utility that no other set here replicates. Keep it in your toolkit for the day your phone, MacBook, or appliance needs opening—you'll have the right bit ready.
Drill Bit Sets Under $20 Buying Guide
Photo by Miguel Á. Padriñán / PexelsA drill bit set under $20 covers general home drilling tasks. The main quality factors are coating, material, and what materials the set is rated for.
Material and Coating
High-speed steel (HSS) is the baseline—handles wood, plastic, and soft metals. Titanium nitride (TiN) coating extends bit life and reduces friction in metal. Black oxide coating offers moderate corrosion resistance for wood work. Cobalt bits handle harder metals and cost more—usually above the $20 range. For typical homeowner use (wood, drywall, occasional aluminum), HSS with titanium coating is the practical choice.
Set Contents
A basic set should include sizes 1/16" through 1/4" at minimum, plus a few 5/16" and 3/8" bits for larger anchors and hardware. Sets labeled "29-piece" or "21-piece" are typically sequential 1/64" increments—more completeness but most pieces rarely used. "Most-used sizes" sets (10–15 bits) are often better for home use. Confirm the set includes a 3/32" and 1/8"—the two most-used anchor pilot sizes.
Storage Case
A labeled, indexed case matters more than it sounds—loose bits in a drawer get dull and are hard to find. Plastic indexed cases work fine at this price; metal cases are rarer and overkill for home use.
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Frequently Asked Questions
What drill bits should a beginner buy?
What is the difference between drill bits and driver bits?
Are DEWALT drill bits good?
What are Torx bits used for?
How many pieces should a good bit set have?
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