Accessories Retention Knobs BT-MAS Style • Inch thread. • Piloted. • No through coolant. RK BT-MAS Style with Pilot • Inch system wrench order number catalog number size GX CHTA D5 DN DPW HDD LF LPR L socket ft. lbs. 1026729 RK31114 40 5/8 - 11 45° .938 .392 .636 .589 .988 1.264 2.250 RKW40 85 1025459 RK31114B 40 5/8 - 11 90° .938 .392 .636 .589 .988 1.264 2.250 RKW40 85 1021844 RK31118 50 1-8 45° 1.438 .668 1.026 .903 1.384 1.778 3.355 RKW50 110 1021800 RK31118B 50 1-8 90° 1.438 .668 1.026 .903 1.384 1.778 3.355 RKW50 110 NOTE: WF = Width over flats for open-ended wrench or socket wrench. For socket wrench, see page J39. • Inch thread. • Piloted. • No through coolant. RK BT-MAS-Style without Pilot • Inch system wrench order number catalog number size GX CHTA D5 DN HDD LF LPR L socket ft. lbs. 1026730 RK32114 40 5/8 - 11 45° .903 .392 .588 .990 1.266 2.125 RKW40 85 NOTE: WF = Width over flats for open-ended wrench or socket wrench. For socket wrench, see page J39. J38 WWW.WIDIA.COM Accessories