Sumitomo General Catalog 2025-2026

SumiReamer SR

Carbon Steel/ Alloy Steel up to 0.28%

Carbon Steel/ Alloy Steel from 0.29%

Hardened Steel up to 45HRC

Stainless Steel

Tempered Steel

Ductile Cast Iron

Aluminum Alloy

Copper Alloy

Cast Iron

Insert for SR Reamer

● SRL Chip Evacuation Emphasized Left-hand Flute: For Through Holes

Fig 1

Fig 2

CW

CW

J

Conceptual Image of Chip Evacuation

B01 Type

Through Hole

Chips Evacuated Toward Back

For Steel Through Holes

Made-to-order items Dimensions ( mm ) Cutting Diameter DC CW Number of Teeth

ø11.900 to ø15.600 ø15.601 to ø18.600 ø18.601 to ø23.600 ø23.601 to ø28.600 ø28.601 to ø35.600 ø35.601 to ø43.600 ø43.601 to ø51.600 ø51.601 to ø60.600 ø60.601 to ø80.600 ø80.601 to ø100.600 ø100.601 to ø120.600

4.3

6

4.3

8

4.3

10

4.3

12

5.3

ø120.601 to ø140.600 SRG (Special) and SRL (Special) are made-to-order items. * Cermet grades (T1200A and T1212R1) are only available up to ø100.600 mm .

Recommended Cutting Conditions

Depth of Cut ( a p ) ( mm/radius )

Cutting Speed v c ( m/min )

Feed Rate f z ( mm/t )

ISO Part Material

Insert

Grade

Grade

Below ø20 ø20 to ø35 ø35 and above

0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 80 to 220 0.10 to 0.25 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 100 to 220 0.15 to 0.35 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 120 to 250 0.10 to 0.25 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 120 to 250 0.15 to 0.35 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 60 to 180 0.06 to 0.20 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 60 to 180 0.10 to 0.22 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 70 to 200 0.08 to 0.20 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 70 to 200 0.12 to 0.25 0.05 to 0.10 0.08 to 0.15 0.10 to 0.20 15 to 60 0.06 to 0.20 0.05 to 0.10 0.08 to 0.15 0.10 to 0.20 15 to 30 0.04 to 0.15 0.05 to 0.10 0.08 to 0.15 0.08 to 0.20 15 to 60 0.06 to 0.20 0.05 to 0.18 0.08 to 0.20 0.10 to 0.25 80 to 250 0.10 to 0.30 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 80 to 250 0.10 to 0.30 0.05 to 0.12 0.08 to 0.15 0.10 to 0.25 250 to 500 0.10 to 0.30

SRG SRL SRG SRL SRG SRL SRG SRL

Micro-grained Carbide + PVD

F0512R1

Carbon Steel

Cermet

T1200A

Micro-grained Carbide + PVD

F0512R1

P

Alloy Steel

Cermet

T1200A

Micro-grained Carbide + PVD Micro-grained Carbide + PVD Micro-grained Carbide + PVD

Die Steel

SRG F0512R1 SRG F0512R1 SRG F0512R1 SRG F0514R2

Tool Steels

Stainless Steel

M

Cast Iron

Coated Carbide Coated Carbide

K

Ductile Cast Iron SRG F0514R2

N Non-ferrous Alloys SRG F0510C  : Worldwide Warehouse Item

Micro-grained Carbide + DLC

J155

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