It depends on what you’re doing most often and where you’re working.

• 12V kits: Compact and lighter, great for cabinet hardware, light-duty drilling, and tight spaces. They’re easier to hold all day, but offer less torque and shorter runtime.
• 18V kits: More power for larger hole saws, long screws, thicker lumber, and light masonry when paired with a hammer function. They’re typically heavier and bulkier.

On Walmart item pages, compare tool weight, torque, RPM/IPM, and what’s included (batteries, charger, case). If you already own tools on a voltage platform, staying consistent can help you share batteries. Customer reviews can offer helpful real-world context. Pickup and delivery options can make getting the right kit more convenient.

They serve different jobs and complement each other.

• Hammer drill: Adds a percussion action to drill holes in masonry (brick, block, concrete) using masonry bits. It’s suitable for installing light anchors and tapcons. For demanding concrete work, a rotary hammer may be more appropriate, but tool choice depends on hole size and material.
• Impact driver: Designed for driving fasteners—screws, lag bolts, and structural screws—using impact-rated bits or sockets. It’s not intended for drilling masonry holes.

Use the correct bits, start with pilot holes when recommended, and wear eye and hearing protection. Check each tool’s manual for limitations. Walmart’s Power Tool Accessories section is a good place to find masonry bits and impact-rated driver sets.

Kits vary, but many two-tool bundles commonly include:

• Drill/driver and impact driver
• Two batteries and a charger
• Bag or case for storage and transport

Some sets add a third tool (like a light, grinder, or saw), while others include drill and drive bit assortments or hole saws. Battery capacity (e.g., 2.0Ah vs higher) affects runtime and weight, so review the specs.

On Walmart item pages, look for the “What’s Included” or “In the Box” section and product images to see everything you’ll receive. If you need bits or specialty accessories, browse the Power Tool Accessories category. Pickup and delivery options can help you get exactly what you need when you need it.

Each has trade-offs, so think about runtime versus weight.

• 2.0Ah: Lighter and more compact, good for overhead work and frequent tool swaps. It typically charges faster and keeps kits more portable.
• 5.0Ah: Longer runtime and better for power-hungry tasks (bigger bits, thick lumber, or extended driving), though it’s heavier and bulkier.

Actual runtime can vary with temperature, material, and tool demand. Many users like having one smaller battery for quick tasks and one higher-capacity pack for long sessions. Always follow charger instructions and store batteries at moderate temperatures. On Walmart item pages, check amp-hour (Ah) ratings and the number of batteries included to match your needs.

Start by matching the voltage platform and connector style listed on the tool’s item page. Batteries and chargers usually need to be from the same manufacturer and voltage family to be compatible.

• Check the Compatibility or Specifications section for supported battery lines.
• Browse Walmart’s Power Tool Batteries & Chargers and Power Tool Accessories categories for matching items.
• Look for drill/drive bit sets, masonry bits, and storage cases that fit your tasks.

If you’re building out a system, sticking with one voltage platform can help you share batteries across tools. Reviews and Q&A on the product page can offer additional context, and pickup or delivery can make it easy to get compatible items quickly.