Spline shank Hammer Drill Bits 2 Flute 2 Cutter The power from the hammer drill is effectively transmitted to the tip of the drill bit by means of the 12 grooves cut into the shank. Thanks to the 12 groove arrangement, the load on each groove is less and thus the shank has outstanding service life. For bit installation and removal you need only twist the tool retainer 180 degrees. There is no need to handle a hot bit after operation when changing bits. Professional quality for fast, efficient hammer drilling in hard materials like concrete, granite, cement, brick and other types of masonry. Inch size are available. (Supplied Size for 1/2" ~ 1-1/2" ).
Spline shank Hammer Drill Bits 2 Flute 2 Cutter The power from the hammer drill is effectively transmitted to the tip of the drill bit by means of the 12 grooves cut into the shank. Thanks to the 12 groove arrangement, the load on each groove is less and thus the shank has outstanding service life. For bit installation and removal you need only twist the tool retainer 180 degrees. There is no need to handle a hot bit after operation when changing bits. Professional quality for fast, efficient hammer drilling in hard materials like concrete, granite, cement, brick and other types of masonry. Inch size are available. (Supplied Size for 1/2" ~ 1-1/2" ).