Universal Instrument Mount: The flat top head features a standard 5/8-inch - 11 thread
consistent tension holds inside high and low-strength concrete
Fluorescent colors for superior visibility
ensuring you always have a sharp blade ready
Compact Ergonomics: Optimized drum and spring design provides a slim
Fein Slugger HSS Annular Cutter 1-9/16" Diameter 3" Cutting Depth CNC-Ground M2 Steel Weldon Shank Burr-Free Finish for Magnetic Drill Presses NAP Universal Instrument Mount: The flatCut Deeper, Cleaner, Faster Industrial Grade Annular Cutter for Precision Metal Drilling Designed for high performance metalworking, the Fein Slugger HSS Annular Cutter (Model 63134396003) delivers fast, burr free holes in mild steel, structural steel, aluminum, and other non ferrous metals. With a 1 9 16" diameter, 3" cutting depth, and 3 4" Weldon shank, this cutter is ideal for magnetic drill presses and portable core drills used in fabrication,