Page 26 - HOLE_MAKING_CATALOG_INCH_2022_P447-P626

ITS BORE BHR MB BD DCONMS LF (assembly) DCN-DCX IHBR IHSR BW
L1
Rough Boring Heads for
Diameter Range .709-7.874"

IHSR
IHCR
IHPR
A
D
B
C
Designation BD DCONMS LF DCN (1) DCX (2) L1 IH (3) RPMX (4) Lbs
BHR MB16-16X34 .630 .630 1.339 .709 .866 - IH...18-22 12000 .14
BHR MB20-20X40 .787 .787 1.594 .866 1.102 - IH...22-28 12000 .23
BHR MB25-25X50 .984 .984 1.968 1.102 1.496 - IH...28-38 10000 .40
BHR MB32-32X63 1.260 1.260 2.480 1.398 1.968 - IH...36-50 10000 .79
BHR MB40-40X80 1.575 1.575 3.150 1.968 2.677 - IH...50-68 8000 1.54
BHR MB50-50X100 2.165 1.968 3.937 2.677 3.543 1.968 IH...68-90 8000 3.27
BHR MB50-63X80 2.835 1.968 3.150 3.543 4.724 2.362 IH...90-120 8000 3.31
BHR MB63-63X125 2.835 2.480 4.921 3.543 4.724 2.480 IH...90-120 6000 6.81
BHR MB80-80X140 3.740 3.150 5.512 4.724 7.874 2.953 IH...120-800 5000 11.87
• Verify that the weight of the entire tool assembly does not exceed the machine spindle's carrying capability.
(1) Cutting diameter minimum
(2) Cutting diameter maximum
(3) Insert holders
(4) Maximum RPM

Spare Parts
Designation
BHR MB16-16X34 BH NUT BHR MB16 PLT 16* SR M3X14 DIN912 SR M3X8 DIN913
BHR MB20-20X40 BH NUT BHR MB20 PLT 20* SR M4X15DIN912 BH M3X5UNI5923
BHR MB25-25X50 BH NUT BHR MB25 PLT 25* SR M4X20 DIN912 SR M3X8 DIN913
BHR MB32-32X63 BH NUT BHR MB32 PLT 32* SR M5X25DIN912 SR M4X12 DIN913
BHR MB40-40X80 BH NUT BHR MB40 PLT 40* SR M6X30 DIN912 SR M5X14 DIN913
BHR MB50-63X80 BH NUT BHR MB50 PLT 50* SR M10X40DIN912 SR M5X12 DIN913
BHR MB63-63X125 BH NUT BHR MB63 PLT 63* SR M10X40DIN912 SR M6X16 DIN913
BHR MB80-80X140 BH NUT BHR MB80 PLT 80* SR M12X45DIN912 SR M8X25 DIN913

472 ISCAR