BTKV50 Shank Tools BTKV50 Shank Tools ER Single-Angle Collet Chucks (ER BTKV Form B/AD continued) collet series L1FC = from flange face L1 = from taper gage diameter ER Round-BTKV Form B/AD collet order number catalog number series D11 L1 L1FC L9 V kg 3857132 BTKV50BER25070M ER25 42 70,0 68,5 40 40 3,69 3857133 BTKV50BER25150M ER25 42 150,0 148,5 40 60 4,38 3857134 BTKV50BER32070M ER32 50 70,0 68,5 46 38 3,67 3857135 BTKV50BER32150M ER32 50 150,0 148,5 46 54 4,67 3857136 BTKV50BER40080M ER40 63 80,0 78,5 52 38 3,83 3857137 BTKV50BER40150M ER40 63 150,0 148,5 52 48 5,33 Spare Parts stop wrench size catalog number locknut wrench Nm screw stop screw BTKV50BER25070M LNSER25M ER25WM 104 SS075041G 4mm & 5/32 BTKV50BER25150M LNSER25M ER25WM 104 SS075041G 4mm & 5/32 BTKV50BER32070M LNSER32M ER32WM 136 SS094041G 4mm & 5/32 BTKV50BER32150M LNSER32M ER32WM 136 SS094041G 4mm & 5/32 BTKV50BER40080M LNSER40M ER40WM 176 SS112041G 4mm & 5/32 BTKV50BER40150M LNSER40M ER40WM 176 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 C29