EXOTAP VA-3® Taps (301)

STI High Performance Spiral Point Tap for Stainless Steel


EXOTAP® VA-3 is the premium solution for tapping helicoil (STI) threads in stainless steels.


HSSE material

Increased wear resistance

Spiral Point

For through hole applications

Steam Oxide surface treatment

S/O increases mechanical lubricity

OSG V-coating

Increased hardness, lubricity & wear resistance

Inch & Metric

Complete Offering

Screw Thread Insert (STI) tap

Repair stripped threaded holes

Application Guide

ISO Work Material Recommended
P Low Carbon Steel : 1010, 1018
P Medium Carbon Steel : 1035, 1045
P High Carbon Steel : 1065
P Alloy Steels : 4140, 4340
P Die Steels
M Stainless Steels : 300
M Stainless Steels : 400
M Stainless Steels : 17-4PH
K Cast Iron
N Aluminum : 6061, 7075
N Aluminum : Casting
S Nickel Alloy : Inconel
S Titanium : 6AL4V (30HRC)
H Hardened Steels : ~35 HRC
H Hardened Steels : 35-45 HRC
H Hardened Steels : 45-50 HRC
H Hardened Steels : 50-70 HRC

good best



List 301 - EXOTAP VA-3® View Offering >   View Overview >

List 342STI - EXOTAP VA-3® View Offering >   View Overview >



Low Carbon Steel, SS 300 & 400


Medium-High Carbon Steel, SS 17-4PH


Additional Information

When grinding or regrinding industrial cutting tools, residual grinding dust may occur. This dust may contain chemicals known to the state of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov