4-Piece regular-spiral masonry-drill-bit set
Set consits of all four black-oxide finished regular-spiral masonry bits with carabide tips, sizes 1/4", 5/16", 3/8", and 1/2 " . All bits are 4 inches long overall with 1/4 inch shank diameter. In protective plastic storage pouch.
Cat.No. 53004 Set contains cat.no. 53175 bit size 1/4", cat.no.53176 bit size 5/16",
cat.no.53177 bit size 3/8", cat.no. 53178 bit size 1/2".