Sumitomo General Catalog 2025-2026

External Holders MRGN

M Style Holder - General Turning and Profiling Clamp-on + Pin Lock

External Turning MRGN

Fig 1

LH

Figure shows right-hand (R) tool.

-7º

LF

-7º

C

Holder

Parts 

Dimensions (inch)

Lock Pin

Clamp Screw

Clamp Wrench

Shim Wrench

Applicable Insert

Cutting Edge Height

Stock

Shim

Clamp

Overall Length

Cutting Edge

Height Width

Head

Cat. No.

Fig

Ref. Page

R L

Cat. No.

N m

H B LF WF

HF LH

(For Hex Socket)(For Hex Socket)

MRGN R/L 123B   0.750 0.750 4.500 1.000 0.750 0.810 RN □□ 32 □ MRGN R/L 124B   0.750 0.750 4.500 1.000 0.750 1.060

NL33 LH1/8 LH5/64 CL20 XNS48

1 3.0

1 1 1 1 1

MRGN R/L 164D   1.000 1.000 6.000 1.250 1.000 1.060 MRGN R/L 204D   1.250 1.250 6.000 1.500 1.250 1.060 MRGN R/L 854D   1.250 1.000 6.000 1.250 1.250 1.060 MRGN R/L 864D   1.500 1.000 6.000 1.250 1.500 1.060 MRGN R/L 165D   1.000 1.000 6.000 1.250 1.000 1.250 MRGN R/L 205D   1.250 1.250 6.000 1.500 1.250 1.250 MRGN R/L 166D   1.000 1.000 6.000 1.250 1.000 1.380 MRGN R/L 206D   1.250 1.250 6.000 1.500 1.250 1.380 MRGN R/L 246E   1.500 1.500 7.000 2.000 1.500 1.380

3.0 IRSN43 NL46 LH1/8 LH3/32 CL20 XNS48

RN □□ 43 □

B39

1 3.5 IRSN53 NL58 LH040 LH1/8 CL12 XNS510 1 3.5 IRSN63 NL68 LH040 LH9/64 CL12 XNS510 1 1

RN □□ 54 □

C

RN □□ 64 □

1 MRGN R/L 248E   1.500 1.500 7.000 2.000 1.500 1.440 RN □□ 86 □

1 3.5 IRSN84 NL810 LH040 LH040 CL30 XNS510

D

R

S

T

V

W

 = World Wide Warehouse Item

C13

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