Modular Milling ToolsMilling Modular Milling Tools HSK Tool Holder - ISO M Threads HSK63 - Replaceable Integrated Shank Order No. d2 d C1 L1 L M IHSK63AM08050 17 8.5 18 16 50 M8×P1.25 IHSK63AM10060 18 10.5 23 26 60 M10×P1.5 IHSK63AM10080 20 10.5 24 44 80 M10×P1.5 IHSK63AM12060 23 12.5 24 26 60 M12×P1.75 IHSK63AM12080 21 12.5 24 44 80 M12×P1.75 IHSK63AM16080 29 17 34 46 80 M16×P2.0 IHSK63AM16100 34 17 34 66 100 M16×P2.0 A430