Sumitomo General Catalog 2025-2026

HSK Tooling System

HSK T ooling S ystem are made to order items

Square Shank Holder

Fig 1

Cut Cut off the 25mm square shank as shown below.

LSCX

LF2

LF

35

(150)

G

Holder 

Parts

Dimensions ( mm )

Set Screw Wrench

Cutting Edge

Overhang Overhang Clamping Length

Cat. No.

Previous Cat. No.

Stock

Fig

LF

LF2

LSCX WF

HSK63TH-S2525 R-105

150

105

70

45

H63A-WH-S2525 R-105

1 BTD0809 LH040

Holder for Boring Bar

Fig 1

LF2 CRKS

Parts

Holder 

Dimensions ( mm )

Set Screw Wrench

Shank Dia. Body Dia. Min. Clamping Length Screw

Cat. No.

Previous Cat. No.

DCB

BD

LF2

CRKS

HSK63TH-C08-65 HSK63TH-C10-70 HSK63TH-C12-70 HSK63TH-C16-75 HSK63TH-C20-75 HSK63TH-C25-83 HSK63TH-C32-87 HSK63TH-C40-97

8

28 35 42 48 52 62 62 65

65 70 70 75 75 83 87 97

H63A-WH-C08-65 H63A-WH-C10-70 H63A-WH-C12-70 H63A-WH-C16-75 H63A-WH-C20-75 H63A-WH-C25-83 H63A-WH-C32-87 H63A-WH-C40-97

M8 1 BTD0809

10 12 16 20 25 32 40

M8 1 M8 1 M10 1 M10 1

LH040

BTD0812

BTD1015 LH050

M12 1 BTD1218 M12 1 BTD1215

LH060

M16 1 BTD1610 LH080

Cut the boring bar to fit.

G7

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