Hole Finishing ROTAFLEX™ High-Performance Boring Systems „RFX • BT50 Taper Shank Form B/AD CSMS CSWS hex order number catalogue number system size system size D2 L1 kg lock screw wrench Nm 3860681 BT50BRFX320060M BT50 RFX320 32,0 60,0 3,5 RFX320LS 12148041200 14,0 3860682 BT50BRFX420060M BT50 RFX420 42,0 60,0 3,9 RFX420LS 12148041300 16,0 3860693 BT50BRFX550065M BT50 RFX550 55,0 65,0 4,2 RFX550LS 12148041400 25,0 3860694 BT50BRFX720070M BT50 RFX720 72,0 70,0 4,5 RFX720LS 12148041400 25,0 NOTE: Lock screws included. Order retention knobs separately. widia.com W61 Hole Finishing