SERIES XLB CARBIDE REAMING HEAD FOR THRU HOLES - INCH Reaming V 25° V c D Typ 20° L1 Diameter Flute Front Designation BN Range (inch) Type End Code XLB12700R71 IN2005 BN5 0.500 LH B XLB15875R71 IN2005 BN6 0.625 LH B XLB19050R71 IN2005 BN7 0.750 LH B XLB22225R71 IN2005 BN8 0.875 LH B XLB25400R71 IN2005 BN8 1.000 LH B XLB31750R71 IN2005 BN9 1.250 LH B For shanks, see pages 542 and 543. Operating guidelines on page 694. 544