ROCK CARBIDE SDS+ DRILL SET
Tip design maximizes carbide surface contactFour flute design/large flutes clean debris fastOptimized core dia. maximizes hammer energy5-pc. set of 3/16" to 1/4" x 2", 1/4" x 4", �3/4" x 4" and 1/2" x 4" drilling sizeOverall length 6"