THREADING/STYLE/SPIRAL FLUTE/335Ni

Taps Designed for Nickel-Based Alloys

EDP: 3350038163
3/8-16 H3 3RX 2.5P EXOPRO WHR-Ni HR
Description
M

Stainless Steel

Stainless Steels : 17-4PH

Good
Best
H

Hardened Steel

Hardened Steels : 45-50 HRC

Good
Best
S

Heat Resistant Super Alloy

Nickel Alloy : Inconel

Good
Best
M

Stainless Steel

Stainless Steels : 17-4PH

Good
Best
H

Hardened Steel

Hardened Steels : 45-50 HRC

Good
Best
S

Heat Resistant Super Alloy

Nickel Alloy : Inconel

Good
Best
Description
The EXOPRO-WHR-Ni spiral flute series is one of OSG’s latest innovations for nickel-based alloy applications. The EXOPRO-WHR-Ni series features a new point flute design to improve cutting edge rigidity, which helps prevent chipping and enables it to excel even in blind holes. With the addition of OSG’s patented HR coating, wear resistance and tool life can be substantially prolonged versus the competition.
Features & Benefits
New point flute geometry Enables effective machining even in blind holes.
OSG’s patented HR coating Improves wear resistance to prolong tool life.
Unique rake angle Improves cutting edge rigidity to prevent edge chipping.
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Thread Size - Inch3/8
Thread TypeUNC
Threads Per Inch16
Thread LimitH3
Chamfer TypeModified Bottom (2.5P)
Major Diameter - Inch0.375
Thread Length - Inch (Lc)0.752
Tap Drill Size Min - Inch0.307
Tap Drill Size Max - Inch0.321
Neck Length - Inch (L1)1.535
Overall Length - Inch (L)3.937
Square Length - Inch (Ik)0.4375
Shank Diameter - Inch (d)0.381
Square Width - Inch (k)0.286
STI ThreadNo
SubstrateVC-10
Surface TreatmentHR
Coolant ThruNo
Number of Flutes3
Cutting DirectionRH
Helix Angle - Degree11
Helix DirectionRH
Interrupted ThreadNo
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