Blue Granite Hammer Drill Masonry Bits, 7-Pc.

7 piece, blue granite, hammer drill, masonry bits, includes: (1) 1/8″ x 2″ x 3″ bit, (2) 5/32″ x 3″ x 6″ bits, (2) 3/16″ x 4″ x 6″ bits, (1) 1/4″ x 4″ x 6″ bit & (1) 3/8″ x 4″ x 6″ bit, delivers fast impact drilling in concrete, stone & masonry, combining low voltage with high temperature brazing prevents carbide cutting edge from breaking out even when heat builds up during deep drilling, features straight shank drill bit, milled u-flutes with deep cut spirals & diamond ground carbide tip for precise starts in tile & hard stone, robust head design provides long service life, softened shank has aggressive gripping power ansi standard compliant.