THREADING/STYLE/SPIRAL FLUTE/335Ni

Taps Designed for Nickel-Based Alloys

EDP: 3350516243
5/16-24 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 - Inch5/16
Thread TypeUNF
Threads Per Inch24
Thread LimitH3
Chamfer TypeModified Bottom (2.5P)
Major Diameter - Inch0.3125
Thread Length - Inch (Lc)0.665
Tap Drill Size Min - Inch0.267
Tap Drill Size Max - Inch0.277
Neck Length - Inch (L1)1.378
Overall Length - Inch (L)3.543
Square Length - Inch (Ik)0.375
Shank Diameter - Inch (d)0.318
Square Width - Inch (k)0.238
STI ThreadNo
SubstrateVC-10
Surface TreatmentHR
Coolant ThruNo
Number of Flutes3
Cutting DirectionRH
Helix Angle - Degree11
Helix DirectionRH
Interrupted ThreadNo
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