... , Drill Bits, Twist Drill, Center Drill, Spotting Drill, Saw Blade, Reamer, Side & Face Milling Cutter, T-slot Cutter, Dovetail Cutter, Turning ... Bit, Carbide Tip, Ejector Pin, Punch, Mold Etc.1.machine reamer usage: Milling fitting holes with a certaindegree of accuracy in ... holes, Also used for the preworking of grinding. 2. The reamer can be manufactrued according the National Stadards of GB1132(H7 ...