Master Mechanic 120824 Rotary Masonry Drill Bit 7/16 x 6 Extra Length

1/4 Shank Accurate Penetration Zinc Surface Finish. Recommended For Drilling Cinder Block Common Brick Plaster And Ceramic Tile. For Moderate Use In Hard Brick Glazed Tile And Dry Concrete. Master Mechanic; Size: 7/16 X 6 ; Extra Length; 1/4 Shank; Positive Point Angle Permits Quick; Accurate Penetration; Zinc Surface Finish; Recommended For Drilling Cinder Block Common Brick Plaster And Ceramic Tile; For Moderate Use In Hard Brick Glazed Tile And Dry Concrete; Carded.;