THREADING/STYLE/SPIRAL FLUTE/S109,THREADING/STYLE/STI/S109 - STI

EDP: 10901300
M20x2.5 STI D5 4FX MOD-BOTT
Description
P

Steel

Low Carbon Steel : 1010; 1018
Medium Carbon Steel : 1035; 1045
High Carbon Steel : 1065

Good
Best
K

Cast Iron

Cast Iron

Good
Best
N

Non-Ferrous

Aluminum : 6061; 7075
Aluminum : Casting

Good
Best
P

Steel

Low Carbon Steel : 1010; 1018
Medium Carbon Steel : 1035; 1045
High Carbon Steel : 1065

Good
Best
K

Cast Iron

Cast Iron

Good
Best
N

Non-Ferrous

Aluminum : 6061; 7075
Aluminum : Casting

Good
Best
Description
General Purpose tap series provides exceptional value for tapping helicoil (STI) threads in a variety of ferrous and nonferrous metals.
Features & Benefits
HSS material Increased wear resistance
Inch & Metric Complete Offering
Screw thread insert capability Repair stripped threaded holes
Spiral Flute For blind hole applications
Stocked
ALTERNATIVE PRODUCT
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MOQ: 1

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Thread Size - MetricM20
Thread TypeM STI
Pitch2.5
Thread LimitD5
Chamfer TypeModified Bottom (2.5P)
Major Diameter - Metric20
Thread Length - Metric (Lc)25
Tap Drill Size Min - Metric20.541
Tap Drill Size Max - Metric20.896
Neck Length - Metric (L1)68.4
Overall Length - Metric (L)124.6
Shank Diameter - Metric (d)19.304
Square Length - Metric (Ik)19.05
Square Width - Metric (k)14.478
STI ThreadYes
SubstrateHSS
Surface TreatmentBRIGHT
Coolant ThruNo
Number of Flutes4
Cutting DirectionRH
Helix Angle - Degree50
Helix DirectionRH
Interrupted ThreadNo
View Catalog PageHere
NotesOther coatings are available upon request.

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Basic 3D Model (STP)

2D Drawing(DXF)

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