DAP - HSCo Drill, Slow Helix, Stub Length, Taper Shank
Manganese Armour-Piercing Drills. Rigid, short length, very slow helix tools, with thick web and notched point. For use on high tensile abrasion resistant steels such as manganese steels. Available with Standard Helix and length up to 50mm. Point angle 130/135 degrees. Size range available 3/16" to 50.00mm.