Sumitomo General Catalog 2025-2026

Polygon Shank Style Polygon Toolholders

Fig 1

External Turning Double Clamp

Internal Coolant

95˚

95˚

DCLN External Turning and Facing

LF

Figure shows right hand (R) tool.

Parts

Holder

Dimensions (inch)

G

Cutting Edge WF

Overhang

Stock Mounting

Rake Angle

Incline Angle Applicable Insert

Catalog Number

Optional Hardware For Clamp for CBN Screw Shim Clamp Clamp Bolt Spring Wrench

R L

DCSFMS

LF

PSC32-DCLN R/L -22040-32   1.260 0.866 1.575 -6º -6º PSC40-DCLN R/L -27050-32   1.575 1.063 1.969 -6º -6º PSC32-DCLN R/L -22045-43   1.260 0.866 1.772 -6º -6º PSC40-DCLN R/L -27050-43   1.575 1.063 1.969 -6º -6º PSC50-DCLN R/L -35060-43   1.969 1.378 2.362 -6º -6º PSC63-DCLN R/L -45065-43   2.480 1.772 2.559 -6º -6º PSC80-DCLN R/L -55080-43   3.150 2.165 3.150 -6º -6º PSC40-DCLN R/L -27055-54   1.575 1.063 2.165 -6º -6º PSC50-DCLN R/L -35060-54   1.969 1.378 2.362 -6º -6º PSC63-DCLN R/L -45065-54   2.480 1.772 2.559 -6º -6º PSC80-DCLN R/L -55080-54   3.150 2.165 3.150 -6º -6º PSC50-DCLN R/L -35060-64   1.969 1.378 2.362 -6º -6º PSC63-DCLN R/L -45065-64   2.480 1.772 2.559 -6º -6º PSC80-DCLN R/L -55080-64   3.150 2.165 3.150 -6º -6º

CN □□ 32 ST-1764 ICSN-332 CL-2708 CLB-1695 SP-4294 LH030 – –

CN □□ 43 ST-1766 ICSN-442 CL-2712 CLB-1696 SP-4295 LH040 CL-2435 ST-1086

CN □□ 54 ST-1768 ICSN533 CL-2716 CLB-1696 SP-4295 LH040 – –

CN □□ 64 ST-1770 ICSN633 CL-2719 CLB-1696 SP-4295 LH040 – –

External Turning Double Clamp

Internal Coolant

75˚

DCRN External Turning and Facing

DCSFMS

WF

LF

Parts

Holder

Dimensions (inch)

Cutting Edge WF

Overhang

Stock Mounting

Rake Angle

Incline Angle Applicable Insert

Catalog Number

R L

DCSFMS

LF

Screw Shim Clamp Clamp Bolt Spring Wrench

PSC40-DCRN R/L -22050-43   1.575 1.969 0.866 -6º -6º PSC50-DCRN R L -27060-43   1.969 2.362 1.063 -6º -6º PSC63-DCRN R/L -35065-43   2.480 2.559 1.378 -6º -6º PSC50-DCRN R/L -27060-54   1.969 2.362 1.063 -6º -6º PSC63-DCRN R/L -35065-54   2.480 2.559 1.378 -6º -6º PSC80-DCRN R/L -55080-54   3.150 3.150 2.165 -6º -6º PSC50-DCRN R/L -27060-64   1.969 2.362 1.063 -6º -6º PSC63-DCRN R/L -35065-64   2.480 2.559 1.378 -6º -6º PSC80-DCRN R/L -55080-64   3.150 3.150 2.165 -6º -6º

CN □□ 43 ST-1766ICSN-442CL-2712

CN □□ 54 ST-1768ICSN-553 CL-2716

CLB-1696 SP-4295 LH040

CN □□ 64 ST-1770ICSN633 CL-2719

External Turning Double Clamp

Internal Coolant

107°30’

Turning & Proling DDHN

Alternative

DCSFMS

Applicable Insert Shim DN □□ 43 IDSN-442

WF

LF

Parts

Holder

Dimensions (inch)

Stock Mounting

Cutting Edge WF

Overhang

Parts

Rake Angle

Incline Angle Applicable Insert

Catalog Number

R L

DCSFMS

LF

 Worldwide Warehouse Item Screw Shim Clamp Clamp Bolt Spring Wrench

PSC40-DDHN R/L -27055-44   1.575 1.063 2.165 PSC50-DDHN R/L -35060-44   1.969 1.378 2.362 PSC63-DDHN R/L -45065-44   2.480 1.772 2.559 PSC80-DDHN R/L -55080-44   3.150 2.165 3.150

-6º -7º -6º -7º -6º -7º -6º -7º

DN □□ 44 ST-1766IDSN-432 CL-2712 CLB-1696SP-4295LH040

G12

 Worldwide Warehouse Item

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