Makita 3/16" x 6-1/4" SDS+ Bit (SINGLE) D-00832 APPLICATIONS : For drilling holes in a variety of masonry materials including concrete PERFORMANCE : Central guiding action for accurate holes EFFICIENCY : Engineered for reduced vibration and noise DURABILITY : Special impact grade carbide INCLUDES : 1 - 3/16" x 6-1/4" SDS-PLUS Bit