Sumitomo General Catalog 2025-2026

Grooving Tools CKB Toolholders

Clamp-on for Very Small Diameter Face Grooving

Facing

Fig 1

Face Grooving

LF

20

Min. bore diameter

F

Holder

Parts

Dimensions ( mm )

Cutting Edge Distance

Cutting Edge Height

Clamp Double Screw Wrench

Height

Width Overall Length

Cat. No.

Fig

H

B

LF

WF

HF

CKBR1010-16 CKBR1212-16 CKBR1616-16 CKBR2020-16 CKBR2525-16

● ● ● ●

10 12 16 20 25

10 12 16 20 25

111 136 136 136 161

10 12 16 20 25

10 12 16 20 25

1 1 1 1 1

CKBW16 WB4-8 LH020

*For round shank holders, refer to page E64.

Insert (

Coated Carbide) 

Dimensions ( mm )

Cutting Edge Distance

Cutting Edge Distance

Min. Work Diameter

Max. Groove Depth

Fig 1

Width of Cut

Nose Radius

Overall Length

Min. bore Diameter (DMIN)

Cat. No.

Fig DMIN WF3 E3 CW RE L CDX ● 6.0 4.0 0.2 1.5 0.05 21.8 4.0 1 ● 6.0 4.0 0.2 2.0 0.05 21.8 4.0 1 ● 6.0 4.0 0.2 3.0 0.05 21.8 4.0 1

4.3

RE

KBMFR0615-05 KBMFR0620-05 KBMFR0630-05

RE

L

5.3

55°

l : USA Stocked Item « : Worldwide Warehouse Item p : USA Limited Availability Item

F49

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