YG-1 NC Spotting Drill, Series: D2N90, 1/8 in Dia, 1.93 in Overall Length, 0.472 in Cutting Depth, Spiral Flute, 0.472 in Flute Length, 1/8 in Shank, Straight Shank, 90 deg Point, Right Hand Cutting, M42 HSS-Co 8 Cutting Edge, M42 HSS-Co 8, Uncoated, Applicable Materials: Carbon Steel, Alloy Steel, Aluminum, Stainless Steel, Mild Steel and Bronze