BTA REAMER HEAD BTRW SERIES - SHANK SYSTEM REAMER HEAD BTRW Diameter 0.236 - 0.984 D L1 L2 L Designation D L L1 L2 Bar BTRW x.xxx 041 0.236 - 0.305 0.94 0.51 0.43 BTR04-xxx-xxx BTRW x.xxx 051 0.305 - 0.344 0.98 0.51 0.47 BTR05-xxx-xxx BTRW x.xxx 061 0.344 - 0.383 1.06 0.55 0.51 BTR06-xxx-xxx BTRW x.xxx 071 0.384 - 0.433 1.14 0.59 0.55 BTR07-xxx-xxx BTRW x.xxx 081 0.433 - 0.472 1.14 0.59 0.55 BTR08-xxx-xxx BTRW x.xxx 091 0.472 - 0.511 1.18 0.59 0.59 BTR09-xxx-xxx BTRW x.xxx 092 0.512 - 0.590 1.18 0.59 0.59 BTR09-xxx-xxx BTRW x.xxx 101 0.591 - 0.630 1.26 0.63 0.63 BTR10-xxx-xxx BTRW x.xxx 102 0.630 - 0.669 1.26 0.63 0.63 BTR10-xxx-xxx BTRW x.xxx 103 0.669 - 0.708 1.26 0.63 0.63 BTR10-xxx-xxx BTRW x.xxx 104 0.709 - 0.748 1.26 0.63 0.63 BTR10-xxx-xxx BTRW x.xxx121 0.748 - 0.787 1.46 0.63 0.83 BTR12-xxx-xxx BTRW x.xxx 122 0.787 - 0.866 1.46 0.63 0.83 BTR12-xxx-xxx BTRW x.xxx 123 0.866 - 0.944 1.46 0.63 0.83 BTR12-xxx-xxx BTRW x.xxx 124 0.945 - 0.984 1.46 0.63 0.83 BTR12-xxx-xxx *For high speed machining ceramic guides are available on request. Operating guidelines on page 714. 655