Heli-coil 3G-OTH-530921 — Technical Specifications

Name: Heli-coil 3G-OTH-530921 HELI-COIL Insert Installation Tool: Prewinder Type II, Helical Inserts, Steel (MPN 7551-06). Key specifications — Compatible Insert Type: Helical Inserts; Compatible Thread Direction: Right Hand; Compatible Thread Type: Coarse; System of Measurement: Inch; Brand: HELI-COIL; Tool Type: Prewinder Type II.
Brand: Heli-coil

The HELI-COIL Prewinder Type II is an inch-system installation tool for steel helical inserts with coarse, right-hand threads (MPN 7551-06). It is designed to prewind inserts into tapped holes, supporting consistent thread repair or reinforcement. 3G Electric sources this tool as part of our broad industrial supply across 14 departments, with specialist expertise in fastening and assembly solutions.

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Technical Specifications

Parameter	Value
Type	Helical Inserts, Steel
Brand	HELI-COIL
Tool Type	Prewinder Type II
System Of Measurement	Inch
Compatible Insert Type	Helical Inserts
Compatible Thread Type	Coarse
Manufacturer Part Number	7551-06
Compatible Thread Direction	Right Hand