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OAL
CR SOMT 86
Boring Cartridge with Square
Insert for BHR MB50-
50X100 Boring Head WF ITS BORE

Designation DCN (1) DCX (2) WF OAL MIID (3)
CR SOMT09 68-90-CP 2.677 3.543 .929 2.126 SO.T 09...
• For user guide, see pages 549-566
(1) Cutting diameter minimum
(2) Cutting diameter maximum
(3) Master insert identification
For inserts, see pages: SOGX/T-AL (144) • SOMT-DT (145) • SOMT-GF (144) • SOMT-HD (145)
For holders, see pages: BHR MB (472)

Spare Parts

Designation
CR SOMT SR 34-506 M3X0.5 SW4-SD BLD T09/M7-SW4

LF (assembly) 400 inch
BHCI MB ADJRGR IHFF..C 80 inch 580
PSI Max
Combi Rough and Fine IHRF..C
Boring Heads with .0004" .02 .0004 Non. .00008 LOCK
Direct Dia. Adjustment and DCONMS DCN-DCX
.00008" by a Vernier Scale IHSR..C
ADJRGR

Designation DCONMS LF DCN (1) DCX (2) ADJRGR RPMX (3) Lbs
BHCI MB25-25-57 .984 2.224 1.102 1.417 .020 10000 .50
BHCI MB32-32-71 1.260 2.795 1.417 1.811 .020 10000 1.01
BHCI MB40-40-90 1.575 3.543 1.811 2.362 .040 8000 1.86
BHCI MB50-50-87 1.969 3.425 2.362 2.953 .040 8000 2.67
BHCI MB63-63-109 2.480 4.291 2.953 3.740 .080 6000 5.43
BHCI MB80-80-130 3.150 5.118 3.740 4.724 .080 5000 9.72
• The roughing head precedes the finishing head by .008" • Each head can be adjusted independently • Insert radius for combi rough and fine boring must be the same
size.
(1) Cutting diameter minimum
(2) Cutting diameter maximum
(3) Maximum RPM
For tools, see pages: IHFF-C (483) • IHRF-C (483) • IHSR-C (483)
BHCI MB...

Graduated dial of .0004” with
circular vernier of .00008”

481