4 Inch Diamond Concrete Asphalt Diameter Review

I do a few repairs a month when I needed the best way to install a dryer vent through cinder block and brick, it's just a tool for the job and the price is right. Many Thanks

Purchased to vent the dryer through cinder blocks and brick walls. I borrowed a Makita 1/2" cordless hammer drill from a friend. I didn't use the hammer feature. I screwed a board into the brick wall with a 4-1/4" hole to use as a guide initially to use. This is not a pilot drill for it. It only took a few minutes to get through. Let the drill do its job. Very happy with the results.

Was very happy with this purchase. Used with the following SDS chuck adapter: https://www.amazon.com/gp/aw/d/B01F4IQQUA?psc=1&ref=ppx_pop_mob_b_asin_title Uses a Bosch SDS drill that has an optional drill-only setting. Used to cut the core for a 4" gas dryer vent. Approximately 9-10 inches of cinder block wall with poured concrete for reinforcement must be passed. We don't have a center guide nozzle so I drew my circle and then used the masonry nozzle to go over the outside of the guide so the…