Erie Tools Variable Speed Mini Milling Machine Benchtop Drilling and Machining Gear Driven with Adjustable Depth Stop Designed for dilling, deep milling and face milling with variable speed control Drilling Capacity: 3/8" (10mm) End Mill Capacity: 3/8" (10mm) High Speed Steel 6-piece 4 Flute with 3/8" Shank set Included Includes 1/8", 3/16", 1/4", 5/16", 3/8" and 5/32" sizes