* Specially-designed carbide tip provides optimum pilot hole sizes for 3/16" and 1/4" Tapcon® concrete anchor screws. * Hardened steel body provides strength and long life. * Special shank tang fits Tapcon installation tools. ITEM NO:26130824 UPC:45325-14375 MODEL:14375 SIZE:5/32"x4-1/2" VL:A UM:CD PK:5