Tooling BT Face Milling Holder BT FMA Series (BT30, BT40, BT50) L H W G d C1 C2 Dimensions (mm) Order No. Cutter dia. d L C1 C2 H W G IBT30FMA25045 76 25.4 45 45 - 20 9.5 M12 IBT30FMA31045 100 31.75 45 60 - 22 12.7 M12 IBT40FMA25045 76 25.4 45 50 - 20 9.5 M12 IBT40FMA25090 76 25.4 90 50 60 20 9.5 M12 IBT40FMA31045 100 31.75 45 60 - 22 12.5 M12 IBT40FMA31075 100 31.75 75 60 70 22 12.5 M12 IBT40FMA31105 100 31.75 105 60 70 22 12.5 M12 IBT50FMA25045 76 25.4 45 50 - 20 9.5 M12 IBT50FMA25075 76 25.4 75 50 60 20 9.5 M12 IBT50FMA25100 76 25.4 100 50 60 20 9.5 M12 IBT50FMA31045 100 31.75 45 60 - 20 12.5 M12 IBT50FMA31075 100 31.75 75 60 70 20 12.5 M12 IBT50FMA31100 100 31.75 100 60 70 20 12.5 M12 E006 Customized & Tooling