ITEM: 1/2, 5/8 LOC, 1/2 Shank Diam, 3 OAL, 4 Flute, Solid Carbide Square End Mill OSG. MANUFACTURER: OSG. BRAND: OSG. MANUFACTURER PART: 4245000. 1/2, 5/8 LOC, 1/2 Shank Diam, 3 OAL, 4 Flute, Solid Carbide Square End Mill Double End, Uncoated, Spiral Flute, 30 Helix, Right Hand Cut, Right Hand Flute, Series 424 (MOQ1, Pkg Qty1)CATEGORIES: Maintenance, Repair and Operational (MRO) Supplies. End Mills. Square End Mills. N/A. TOTAL RECYCLED CONTENT: 10.00%. POSTCONSUMER RECYCLED CONTENT: 1.00%. KEYWORDS: OSGEnd MillsSquare End MillsN/AN/A.