This video demonstrates how to punch through concrete blocks ... Nuts to Fit Four 1/2" Washers One 4" x 3/8" Bolt One 2" x 3/8" Bolt & Nut to Fit Tools: Hand Saw Drill & Bits Box End Wrenches ...

VERSATILE: This core bit is versatile in application with materials including concrete, brick, and block. DIMENSIONS: The Bosch HC8526 SDS-max core cutter measures 2-5 8-inches in diameter.

The same team previously drilled a core about 800,000 years old. The latest drilling went 2.8 kilometers (about 1.7 miles) deep, with a team of 16 scientists and support personnel drilling each ...

The Model 2 1328 0050 SA rig-mounted pneumatic core drill is suited for heavy-duty drilling of up to 12-in.-diameter holes in concrete, reinforced concrete, asphalt and refractory. Weighs only 66 lbs.

If you plan on drilling into brick, concrete ... covered for hole sizes from 3/16 to 1/2-inch in diameter. Despite the budget-friendly price, these DeWalt bits still provide the rugged carbide ...

Most cordless drills are only rated to drill in concrete with bits up to 3/8-inch. While I’m confident using 1/2-inch bits with any of these models, we stuck to the manufacturers’ recommendations.

VERSATILE: This core bit is versatile in application with materials including concrete, brick, and block. DIMENSIONS: The Bosch HC8526 SDS-max core cutter measures 2-5 8-inches in diameter.