nccer 00104 - introduction to power tools\nwhat material is drilled with a hammer drill?\nconcrete\nhardwood\…

Brief Explanation:

Hammer drills are designed for drilling into hard, dense materials like concrete. They combine rotary - action with a hammering motion to break up the material as it drills. Hardwood, cast iron, and stainless steel are not the primary materials for hammer drills.

Answer:

A. concrete