ITEM: 17/8 12 Port, 2.628 Spotface Diam, 11/2 Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool SCIENTIFIC CUTTING TOOLS. MANUFACTURER: SCIENTIFIC CUTTING TOOLS. BRAND: Scientific Cutting Tools. MANUFACTURER PART: MS3364924R. 17/8 12 Port, 2.628 Spotface Diam, 11/2 Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool 1.799 to 1.9005 Pilot Diam, 4.54 OAL, 1.014 Pilot OAL, 4 Flute, AS 5202, MS 33649, 24 Dash No. (MOQ1, Pkg Qty1)CATEGORIES: Maintenance, Repair and Operational (MRO) Supplies. Counterbores & Porting Tools. Porting Tools & Inserts. N/A. TOTAL RECYCLED CONTENT: 10.00%. POSTCONSUMER RECYCLED CONTENT: 1.00%. KEYWORDS: Scientific Cutting ToolsCounterbores & Porting ToolsPorting Tools & InsertsPorting ToolsN/A.