16-21-667 HWT Casing Bit (Crown)
16-21-675 HW Casing Bit (Crown)
16-21-577 BW Casing Bit (Crown) 45cts
16-21-575 NW Casing Bit (Crown) 62cts
16-21-577 Casing Bit (Crown) (H W/L Rod Threads)
Black Diamond Drilling Tools Canada Inc known as "BDDRILL" is a privately owned Canadian Company which services the Mineral Exploration, Mining, Water well and Geotechnical sectors of the Drilling Industry.