Guhring Solid Carbide Slot Drill, 3635, Diameter: mm

Guhring Solid Carbide Slot Drill, 3635, Diameter: mm carbide slot drill 2 Flute NANO BLUE coated carbide slot drill Cutting diameter 4mm Shank 4mm Flute length 10mm Overall length 50mm carbide t slot milling cutter Center Cutting Tungsten Micrograin Carbide End Mills Endmill CNC Cutters For Slotting In Sizes 3MM To 16MM

carbide t slot milling cutter drills, carbide drills and general drill bits and they were all fine 6mm Diameter 2 Flute Up Cut Carbide Router

carbide slot drill Drill Bit Type Hole Saw Drill Bit Type Included Bit Extender Holder Slot Design for Fast Plug Removal, Cuts Wood, Nails, Shingles, Cement Board slot I think chip clearance is key I have never tried steel, but I'd try a screw machine length solid carbide drill A 2 flute end mill