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153-814 South Korea
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Email: startools@daum.net

For Super Hardened Steel

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4SH 4F Square End for Super Hardened Steels

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Features
• Used micrograin solid carbide excellent for high speed cutting
• Greater rigidity and reduced chattering through optimized geometry
• A highly-wear resistant nanocomposite coating for oxidation resistance and
extreme hardness
• Cutting geometry specifically engineered for hardened steels
• Improved workpiece surface quality
• Only for Dry cutting

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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
4SH 100 250 S4 12.5404
4SH 100 250 S6 12.5406
4SH 150 400 S4 1.54404
4SH 150 400 S6 1.54406
4SH 200 600 S4 26404
4SH 200 600 S6 26406
4SH 250 800 S4 2.58404
4SH 250 800 S6 2.58406
4SH 300 800 S4 38454
4SH 300 800 S6 38456
4SH 350 800 S4 3.58454
4SH 400 1100 S4 411454
4SH 400 1100 S6 411456
4SH 450 1100 S6 4.511456
4SH 500 1300 S6 513506
4SH 600 1500 S6 615506
4SH 800 1900 S8 819608
4SH 1000 2200 S10 10227010
4SH 1200 2600 S12 12267512