Back Home / Cutting Tools / Reamers / REAMER 1/2″, 3 FLATS, 1/2″ SHANK REAMER 1/2″, 3 FLATS, 1/2″ SHANK SKU: XTR72281 Categories: Cutting Tools, Reamers Alignment reamer. Made of high speed steel. Black and bronze oxide finish. Three flats on shank to prevent slippage in a 3-jaw chuck. 1/2″ diameter. 1/2″ shank. 3-15/16″ flute length. 5-15/16″ overall length. Case Quantity: 1 Log In For Pricing