Buying guide
How to Choose a Cordless Drill Kit (2026 Buying Guide)
Torque, platforms, chucks, and clutches: everything that determines whether a drill kit serves you for years or frustrates you by spring.
Power: read torque, ignore voltage marketing
Compare max torque (inch-pounds) or unit watts out, not the voltage number on the box: 20V MAX and 18V describe the same cells measured differently. For general DIY, 250 to 350 UWO or 300 to 400 inch-pounds covers everything. Renovation and structural work wants 450-plus inch-pounds. More power than your work needs just adds weight and cost.
The decision framework: buy this type if, avoid if
Buy a mid-range 18V/20V kit (DeWalt, Milwaukee, Makita class) if this is your primary drill and you will add tools over time: the platform investment pays off for years. Buy a budget 20V drill if your work is genuinely light (assembly, hanging, small repairs) and will stay that way. Buy a compact model if you work in cabinets, overhead, or tight corners more than open spaces. Avoid 12V drills as a primary tool: they are handy second drills but underpowered as your only one. Avoid no-name kits regardless of specs: batteries are the expensive part, and off-brand batteries die early with no platform to grow into.
The platform is the purchase
The drill is the cheapest part of the system; batteries are the expensive part, and they only work within one brand's voltage line. DeWalt 20V MAX, Milwaukee M18, and Makita 18V LXT each offer hundreds of compatible tools. Before buying, glance at each platform's catalog for the tools you will plausibly buy next (saw, sander, light, inflator). The best drill on the wrong platform for your future is the wrong drill.
Chuck, clutch, and kit contents
Insist on a 1/2-inch chuck unless the drill is strictly for light duty: it accepts the full bit range. Metal ratcheting chucks outlast plastic. For the clutch, 16 or more positions give real control over driving depth. And buy a kit, not a bare tool, for your first drill on a platform: two batteries and a charger cost more separately, and one battery means downtime.
Questions, answered
How many batteries do I really need?
Two. One in the tool, one on the charger. This is the minimum for uninterrupted work, and kits with two batteries are barely more expensive than single-battery kits. Add higher-capacity packs later for heavy work.
Brushed or brushless?
Brushless motors are more efficient, run cooler, and last longer, and they are worth the premium for frequent or heavy use. For occasional DIY, a brushed drill performs fine and costs less. Do not pay the brushless premium for a drill used twice a year.
What bits do I need to start?
A basic set: twist bits for metal and plastic, brad-point or spade bits for wood, a Phillips #2 and a few Torx bits for driving, and a magnetic bit holder. Buy a name-brand set: cheap bits snap, wobble, and ruin screws.
When do I need an impact driver instead?
When you regularly drive screws longer than 2 inches, work with dense lumber, or feel the drill twisting your wrist. Impact drivers handle fasteners with rotational impacts: faster, less strain, fewer stripped heads. They complement drill drivers rather than replacing them.