Irwin Glass and Tile Drill Bit, Type: GLASS & TILE BIT, SPEAR POINT; Size: 1/4" DRILL DIAMETER; TUNGSTEN CARBIDE TIPPED MATERIAL; HANSON JORAN BRAND; PACKAGING TYPE CARDED

Irwin Glass and Tile Drill Bit, Type: GLASS & TILE BIT, SPEAR POINT; Size: 3/16" DRILL DIAMETER; TUNGSTEN CARBIDE TIPPED MATERIAL; HANSON JORAN BRAND; PACKAGING TYPE CARDED

Irwin Glass and Tile Drill Bit, Type: GLASS & TILE BIT, SPEAR POINT; 1/2" DRILL DIAMETER; TUNGSTEN CARBIDE TIPPED MATERIAL; HANSON JORAN BRAND; PACKAGING TYPE CARDED

Irwin Glass and Tile Drill Bit, Type: GLASS & TILE BIT, SPEAR POINT; 3/8" DRILL DIAMETER; TUNGSTEN CARBIDE TIPPED MATERIAL; HANSON JORAN BRAND; PACKAGING TYPE CARDED

Irwin Glass and Tile Drill Bit, Type: GLASS & TILE BIT, SPEAR POINT; 5/16" DRILL DIAMETER; TUNGSTEN CARBIDE TIPPED MATERIAL; HANSON JORAN BRAND; PACKAGING TYPE CARDED

1 inch carbide-tipped glass and tile drill bit. Bores clean holes in ceramic tile, glass, and similar brittle materials for plumbing, mounting, and finish work.