
L L L 2 A 0.005 A AT3 Taper L 1 1 L 1 2 SS BT-MT-DRW DIN 6364 / DIN 228-2 Form B Draw 58-60 HRc Bar Morse Tapered Adapters with D 1 BT MAS-403 A Tapered Shanks G G 1 Tt˚ kg Designation SS T t ° L L 1 L 2 D 1 G 1 G Fig. BT40 MT1 DRW 40 MT1 50.00 23.0 - 25.00 M6 M16 1 1.04 BT40 MT2 DRW 40 MT2 50.00 23.0 - 32.00 M10 M16 1 1.04 BT MAS-403 BT40 MT3 DRW 40 MT3 70.00 43.0 - 40.00 M12 M16 1 1.16 BT40 MT4 DRW (1) 40 MT4 95.00 68.0 15.00 63.00 M16 M16 2 2.27 BT50 MT1 DRW 50 MT1 45.00 7.0 - 25.00 M6 M24 1 3.64 BT50 MT2 DRW 50 MT2 60.00 22.0 - 32.00 M10 M24 1 3.82 BT50 MT3 DRW 50 MT3 65.00 27.0 - 40.00 M12 M24 1 3.67 BT50 MT4 DRW (1) 50 MT4 70.00 32.0 15.00 63.00 M16 M24 2 4.33 BT50 MT5 DRW (1) 50 MT5 100.00 62.0 18.00 78.00 M20 M24 2 4.81 (1) DIN 2201 994 978-979 L A 0.003 A AT3 Taper L 1 ADJ BT-ER L 5 L 3 Ref . DIN 6499 ER Collet Chucks with SS 58-60 HRc Center Alignment and BT MAS-403 CSI D 3 D 1 d min max 0.05 1° AD/B Tapered Shanks G D 2 kg Designation SS CSI d min d max L L 1 L 5 L 3 D 3 D 1 D 2 J G ADJ BT40 D70 ER32 40 ER32 2.0 20.0 129.50 102.5 92.50 52.50 50.00 70.00 62.50 M22X1.5 M16 2.56 ADJ BT50 D70 ER32 50 ER32 2.0 20.0 144.50 106.5 106.50 52.50 50.00 70.00 70.00 M22X1.5 M24 5.90 • Radial adjustment 0.05 mm, Angular adjustment 1° • Add B to the designation for coolant through flange option. 1° 0.05 Angular Adjustment Radial Adjustment 994 978-979 981 947-950 841, 944-946 910 ISCAR