Bi-metal screws Drill Point No.5

Bi-metal Screws IND HEX Washer Head CSD Thread with Drill Point No5-1

Bi-metal Screws IND HEX Washer Head High Thread with Drill Point No5-2

Bi-metal Screws IND HEX Washer Head BSD Thread With Double Wings on Shank and Drill Point No5-3