Harbor Freight has driver and impact, twist, woodboring, masonry, and step drill bits available. If you're drilling through softer material like wood, twist bits should serve you just fine.

Drill bits are primarily used for creating circular holes in materials from drywall and wood to metal and masonry. They might create a hole for an anchor or fastener, or a passage to feed wiring.

Twist drill A standard drill bit with two twisted, fluted cutting edges to remove material Wood Flat drill Has a flat face, a pin at the bottom, and two cutting edges. Allows for a flat blind hole ...