McMaster-Carr

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	System of Measurement System of Measurement

Inch

Metric

Pipe

	Thread Size Thread Size

	Thread Type Thread Type

	For Thread Size For Thread Size

	Installed Length Installed Length

	Material Material

Stainless Steel

High-Speed Steel

Steel

	For System of Measurement For System of Measurement

Inch

Metric

Pipe

	For Minimum Material Thickness For Minimum Material Thickness

	For Helical Insert Style For Helical Insert Style

With Prong

Without Prong

	Thread Direction Thread Direction


Right Hand	Left Hand

	For Thread Direction For Thread Direction

Right Hand

Left Hand

	For Thread Type For Thread Type

	Thread Pitch Thread Pitch

	Pipe Size Pipe Size

	Thread Spacing Thread Spacing

Coarse

Fine

Extra Fine

	For Insert Thread Size For Insert Thread Size

	Drill Bit Size Drill Bit Size

	Number of Inserts Included Number of Inserts Included

288

	For Maximum Hole Diameter For Maximum Hole Diameter

	For Thread Pitch For Thread Pitch

	For Use On For Use On

	Chamfer Type Chamfer Type

Plug

Bottoming

	Application Application

Closed-End Hole Threading

Through-Hole Threading

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477 Products

Helical Insert Tools

Installation Tools for Helical Inserts

Screw an insert onto these tools and drive them a quarter to half-turn below the material’s surface. They’re compatible with helical inserts that have a prong.

Prong Break-Off Tools
for Helical Inserts

Place the tip of these tools into installed inserts and push down to trigger the spring-loaded punch to break off the prong.

Extraction Tools for Helical Inserts

Place the tip of these tools into an insert and strike a light blow to the tool’s head. Then turn the tools counterclockwise with pressure to extract the insert.