BT50 Shank Tools BT50 Shank Tools ER Single-Angle Collet Chucks (ER BT Form B/AD continued) collet series ER Round-BT Form B/AD collet order number catalog number series D11 L1 L9 V kg 1871540 BT50BER25070M ER25 42 70 40 60 3,67 1871541 BT50BER25150M ER25 42 150 40 60 4,36 1587031 BT50BER32070M ER32 50 70 46 38 3,65 1729881 BT50BER32150M ER32 50 150 46 54 4,64 1556433 BT50BER40080M ER40 63 80 52 48 3,79 1187371 BT50BER40150M ER40 63 150 52 48 5,32 3847517 BT50BER40200M ER40 63 200 52 48 6,33 Spare Parts stop wrench size catalog number locknut wrench screw stop screw BT50BER25070M LNSER25M ER25WM SS075041G 4mm & 5/32 BT50BER25150M LNSER25M ER25WM SS075041G 4mm & 5/32 BT50BER32070M LNSER32M ER32WM SS094041G 4mm & 5/32 BT50BER32150M LNSER32M ER32WM SS094041G 4mm & 5/32 BT50BER40080M LNSER40M ER40WM SS112041G 4mm & 5/32 BT50BER40150M LNSER40M ER40WM SS112041G 4mm & 5/32 BT50BER40200M LNSER40M ER40WM SS112041G 4mm & 5/32 NOTE: Collet must be loaded into locknut first. Before loading into the chuck body, insert the cutting tool, then tighten to the recommended tightening torque. Collet chuck technical section, see page K74. Supplied with locknut and stop screw. Locknut wrench must be ordered separately. ER standard straight-bore collets, see page I50. ER tap collets, see page I58. ER TCT tension-only tap collets, see page I60. For retention knobs, see page J33. WWW.WIDIA.COM D75