These all-purpose drill bits are chosen for versatility across plastic, wood, metal, and more. Each set features durable materials, reliable point designs, and coatings that extend life in common drilling tasks. The selections balance price, performance, and broad compatibility to help you tackle DIY and professional jobs with confidence.
| Product | Brand | Highlights |
|---|---|---|
| DEWALT Drill Bit Set, 3-Flats Shank, 14-Piece (DWA1184) | DEWALT | 135-degree split point; high-speed steel; durable web design |
| DEWALT Drill Bit Set, 21-Piece (DWA1181) | DEWALT | 135-degree split point; parabolic flute; black oxide coating |
| Makita B-65399 Impact Gold 14 Pc | Makita | TiN coating; 135-degree split point; impact-rated |
| BOSCH CO14B 14-Piece | Bosch | M42 cobalt; high heat resistance; extended life |
| COMOWARE Titanium Twist Drill Bit Set – 16 Pcs | COMOWARE | Titanium coating; quick change hex shank; durable HSS |
DEWALT 14-Piece Drill Bit Set DWA1184
The DEWALT DWA1184 set includes 14 bits with a 3-flats shank and a 135-degree split point. Built with high-speed steel, these bits are suitable for plastic, wood, and metal. The tapered web design contributes to durability and resistance to breakage, helping to maintain accuracy and reduce wobble during drilling tasks.
DEWALT 21-Piece Drill Bit Set DWA1181
This 21-piece DEWALT set features a 135-degree split point and 31-degree helix for efficient chip ejection. The black oxide coating resists corrosion and enhances durability across metal, wood, PVC, and fiberglass. The parabolic flute design improves performance in metal and wood drilling applications, reducing walking and tireless rework.
DEWALT Titanium Nitride Coated DW1361
The DW1361 pilot-point set features a Titanium Nitride coating for longer bit life and cleaner holes. It starts on contact, reducing walking and minimizing spin. The no-spin shanks help keep bits centered during initiation, making it a solid choice for metal, wood, and plastic drilling.
Makita B-65399 Impact Gold 14 Pc
The Makita B-65399 set combines TiN-coated bits with a 135-degree split point, designed for faster starts and reduced walking. The impact-rated construction makes these bits suitable for use with 1/4-inch hex impact drivers, delivering reliable performance in demanding tasks.
Amazon Basics 100-Piece Drill & Driver Set
The Amazon Basics 100-piece set covers metal, wood, plastic, masonry, and includes storage options. Made from durable alloy steel with quenching treatment, the kit offers a broad range of bits and drivers for general-purpose drilling and project variety, making it a convenient, budget-friendly choice for many households.
BOSCH CO14B 14-Piece Assorted Set
The BOSCH CO14B set features cobalt M42 alloy bits with 8% cobalt, designed for durability and high heat resistance in stainless steel, cast iron, titanium, and light-gauge metal. The improved cobalt composition delivers extended life and reliable performance under demanding conditions.
COMOWARE Titanium Twist Drill Bit Set 16 Pcs
The COMOWARE set uses titanium-coated HSS for longer life and durability. A 1/4-inch hex shank supports quick-change compatibility, while the two-flute design aids debris clearance, reducing heat and facilitating cleaner, faster holes in wood, plastic, and metal.
Buying Guide: Key Purchase Considerations
- Material and coating: Titanium nitride and cobalt coatings extend bit life and resist heat, especially for harder metals. For general purpose work, standard HSS with a split-point is often sufficient.
- Point geometry: A 135-degree split point improves start accuracy and reduces walking on metal, wood, and plastic. Some sets include parabolic flutes for enhanced chip ejection in metal drilling.
- Shank type: Three-flat shanks ensure better torque transfer in power tools, while hex shanks enable quick-change systems for faster bit swaps.
- Coating durability vs. cost: Coatings extend life but add cost. Assess your typical workload—light DIY vs. heavy metal work—to balance value and performance.
- Set breadth: For mixed-material projects, a larger set with a range (starter bits to larger diameters) reduces the need for frequent replacements.
- Tool compatibility: Confirm bit shank and flute design suit your drill or driver (standard drill presses, hand drills, or impact drivers).
- Storage and organization: Durable cases with molded slots help prevent bit loss and keep tools organized for quick access.