Sumitomo General Catalog 2025-2026

Endmill Holders

A

N

g

BT30

Balanced to G6.3 @ 8,000 RPM

BT40

Balanced to G6.3 @ 8,000 RPM

Dimensions

Dimensions

Catalog Number

Catalog Number

d (inch)

D ( mm )

A (inch)

d (inch)

D ( mm )

A (inch)

g

g

SSEH-0.125-2.36-BT30 0.125 SSEH-0.188-2.36-BT30 0.187 SSEH-0.250-2.36-BT30 0.250 SSEH-0.312-2.36-BT30 0.312 SSEH-0.375-2.36-BT30 0.375 SSEH-0.500-2.36-BT30 0.500 SSEH-0.625-2.36-BT30 0.625 SSEH-0.750-2.36-BT30 0.750

17.5 17.5 19.8 25.4 25.4 35.1 38.1 44.5

2.36 6-32 UNC 2.36 8-32 UNC 2.36 1-4-28 UNF 2.36 5-16-24 UNF 2.36 3-8-24 UNF 2.36 7-16-20 UNF 2.36 1-2-20 UNF 2.36 5-8-18 UNF

SSEH-0.250-2.55-BT40 0.250 SSEH-0.312-2.55-BT40 0.312 SSEH-0.375-2.55-BT40 0.375 SSEH-0.500-2.55-BT40 0.500 SSEH-0.500-4.00-BT40 0.500 SSEH-0.625-2.55-BT40 0.625 SSEH-0.750-2.55-BT40 0.750 SSEH-0.875-3.35-BT40 0.875 SSEH-1.000-3.74-BT40 1.000 SSEH-1.000-5.00-BT40 1.000 SSEH-1.250-3.35-BT40 1.250

19.8 25.4 25.4 35.1 35.1 38.1 44.5 50.8 50.8 50.8 63.5

2.55 1-4-28 UNF 2.55 5-16-24 UNF 2.55 3-8-24 UNF 2.55 7-16-20 UNF 4.00 7-16-20 UNF 2.55 1-2-20 UNF 2.55 5-8-18 UNF 3.35 5-8-18 UNF 3.74 3-4-16 UNF 5.00 3-4-16 UNF 3.35 3-4-16 UNF

g

A

HSK-A63 End Mill Holder Balanced to G6.3 @ 20,000 RPM Catalog Number Holders with Weldon Notch DIN1835-B Dimensions d (inch) D (inch) A (inch) g SSEH-0.250"-3.94"/HSK-A63 0.250 1.00 3.94 1/4-28UNF SSEH-0.375"-3.94"/HSK-A63 0.375 1.10 3.94 3/8-24UNF SSEH-0.500"-3.94"/HSK-A63 0.500 1.65 3.94 7/16-20UNF SSEH-0.625"-3.94"/HSK-A63 0.625 1.89 3.94 1/2-20UNF SSEH-0.750"-3.94"/HSK-A63 0.750 2.05 3.94 5/8-18UNF SSEH-1.00"-4.33"/HSK-A63 1.000 2.60 4.33 3/4-16UNF SSEH-1.250"-4.33"/HSK-A63 1.250 2.83 4.33 3/4-16UNF

HSK-A100 End Mill Holders Balanced to G6.3 @ 20,000 RPM Catalog Number Holders with Weldon Notch DIN1835-B Dimensions d (inch) D (inch) A (inch) g SSEH-0.250"-3.15"/HSK-A100 0.250 0.78 3.15" 1/4-28UNF-8 SSEH-0.312"-3.15"/HSK-A100 0.312 1.00 3.15" 5/16-24UNF-10 SSEH-0.312"-6.30"/HSK-A100 0.312 1.00 6.30" 5/16-24UNF-10 SSEH-0.375"-3.15"/HSK-A100 0.375 1.00 3.15" 3/8-24UNF-9 SSEH-0.375"-6.30"/HSK-A100 0.375 1.00 6.30" 3/8-24UNF-9 SSEH-0.500"-3.15"/HSK-A100 0.500 1.38 3.15" 7/16-20UNF-12 SSEH-0.500"-6.30"/HSK-A100 0.500 1.38 6.30" 7/16-20UNF-12 SSEH-0.625"-3.94"/HSK-A100 0.625 1.50 3.94" 1/2-20UNF-14 SSEH-0.625"-6.30"/HSK-A100 0.625 1.50 6.30" 1/2-20UNF-14 SSEH-0.750"-3.94"/HSK-A100 0.750 1.75 3.94" 5/8-18UNF-14 SSEH-0.750"-6.30"/HSK-A100 0.750 1.75 6.30" 5/8-18UNF-14 SSEH-1.000"-3.94"/HSK-A100 1.000 2.00 3.94" 3/4-16UNF-14 SSEH-1.000"-6.30"/HSK-A100 1.000 2.00 6.30" 3/4-16UNF-14 SSEH-1.250"-3.94"/HSK-A100 1.250 2.50 3.94" 3/4-16UNF-14 SSEH-1.250"-6.30"/HSK-A100 1.250 2.50 6.30" 3/4-16UNF-14

N24

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