HSS Tapered End Mill Custom Coated | Atlas Cutting Tools Custom cutting tools manufacturer and supplier. ... HSS Tapered End Mills; High Speed Steel Roughers; HSS Bridgeport End Mills; HSS Dovetail Cutters; HSS T Slot Cutters; Spiral Flute; ... Solid Carbide 4 Flute Drill Mills; N/C Spotting Drills; Solid Carbide 90º Spotting Drills;