HMT GoldMax 90? Magnet Drill Countersink 30mm HMT Weldon Magnet Drill Countersinks now come with the benefit of the special GoldMax? coating for increased tool life, even if used without lubricant. Standard 19.05mm Weldon shank for use in all standard magnet drills. GoldMax? coating keeps countersinks sharp much longer than standard HSS tools. Save money with longer life tooling. Min start size 4mm; 47mm OAL
