Dormer Pramet A110 20.00 mm HSS ST STRAIGHT SHANK LONG SERIES DRILL DIN 340Meet the Dormer Pramet A110 20. 00 mm HSS ST Straight Shank Long Series Drill, a purpose built tool for deep, precise holemaking in a variety of materials. Engineered to DIN 340 standards, this drill combines a robust 118 degree conventional point with a long reach that helps you tackle deep pockets, through holes, and hard to reach workpieces with confidence. 118 conventional point delivers aggressive starts, reduces wandering, and is straightforward