BT - THERMAL SHRINK HOLDER - METRIC Taper SizeBT40 and 50 A ➚ A .003 AT3 Taper 50-52 HRc N5 Lmax G2.5 M6 Lmin 25,000 RPM 4°30’ G d D D1 J L2 L1 L Designation d D1 D L L1 L2 Lmin Lmax J G Hex Key BT40 SRKIN 6X 90 6 27 21 90 63 38.0 25 36 M5 M16 2.5 BT40 SRKIN 8X 90 8 27 21 90 63 38.0 25 36 M6 M16 3.0 BT40 SRKIN 10X 90 10 32 24 90 63 50.5 31 42 M8 M16 4.0 BT40 SRKIN 12X 90 12 32 24 90 63 50.5 36 47 M10 M16 5.0 BT40 SRKIN 14X 90 14 34 27 90 63 44.5 36 47 M10 M16 5.0 BT40 SRKIN 16X 90 16 34 27 90 63 44.5 39 50 M12 M16 6.0 BT40 SRKIN 18X 90 18 42 33 90 63 57.0 39 50 M12 M16 6.0 BT40 SRKIN 20X 90 20 42 33 90 63 57.0 41 52 M16 M16 8.0 BT40 SRKIN 25X110 25 53 44 110 83 57.0 47 58 M16 M16 8.0 BT50 SRKIN 6X100* 6 26 21 100 62 32.0 25 36 M5 M24 2.5 BT50 SRKIN 8X100* 8 27 21 100 62 38.0 25 36 M6 M24 3.0 BT50 SRKIN 10X100* 10 32 24 100 62 51.0 31 42 M8 M24 4.0 BT50 SRKIN 12X100* 12 32 24 100 62 51.0 36 47 M10 M24 5.0 BT50 SRKIN 14X100* 14 34 27 100 62 44.5 36 47 M10 M24 5.0 BT50 SRKIN 16X100* 16 34 27 100 62 44.5 39 50 M12 M24 6.0 BT50 SRKIN 18X100* 18 42 33 100 62 57.0 39 50 M12 M24 6.0 BT50 SRKIN 20X100* 20 42 33 100 62 57.0 41 52 M16 M24 8.0 BT50 SRKIN 25X120* 25 53 44 120 82 57.0 47 58 M16 M24 8.0 BT50 SRKIN 32X120* 32 53 44 120 82 57.0 47 58 M16 M24 8.0 * Balanced to G2.5 20,000 RPM Use only inductive heating device for SRKIN holders 806