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27-15, Bumanro 15-gil,
Geumcheon-gu, Seoul
153-814 South Korea
Tel : +82 70 4680 6817
Fax : +82 2 806 0946
Email: startools@daum.net

For Stainless Steels

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4SSN 4F Square for Stainless Steel

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Features
• Used ultra fine grade carbide rod.
• New coating (ALNOVA) for improved wear resistance and very smooth workpiece surface and longer tool life.
• Reduce chattering and chipping by small chamfer at corner.
• Designed with variable helix angle (35°~38°) and unequal divided flutes for only stainless steel.
• Faster cutting action and easy chip evacuation

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Tolerance

Cutting Dia.

D≤6: 0/-0.01
D>6: 0/-0.015



Recommended workpiece Material :

◎:First choice   ○:Alternative choice   △:Limited choice

Carbon Steel/Alloy Steel
(up to 350 HB)
Stainless Steel
(up to 240 HB)
Cast lron
(up to 260 HB)
Prehardened Steel
(up to 50 HRc)
Hardened Steel
(45 to 55 HRc)
Super Hardened Steel
(55 to 68 HRc)
Titanium
Alloy
Copper
Alloy
Aluminum
Alloy
Resin &
Plastics
Graphite

(Unit: mm)

EDP No. Cutting Dia

d
Length of Cut

L1
Overall Length

L
Shank Dia

D
Quantity
4SSN 100 250 50 12.5504
4SSN 150 400 50 1.54504
4SSN 200 600 50 26504
4SSN 250 700 50 2.57504
4SSN 300 1000 60 310606
4SSN 400 1200 60 412606
4SSN 500 1500 60 515606
4SSN 600 1500 50 615506
4SSN 600 2000 70 620706
4SSN 800 1900 60 819608
4SSN 1000 2200 70 10227010
4SSN 1200 2600 75 12267512