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RECOIL SCREW THREAD INSERTS
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CLICK HERE TO VIEW OUR "Thread Restorers / Thread Files" PAGE
“Recoil” thread screw inserts are used to save stripped or faulty threads. Recoil thread inserts are most commonly used in the automotive industry. Generic name of the “Helicoil” is often used to describe the thread inserts. However Miller’s Tooling Pty Ltd proudly offers the American Recoil thread savers. Simply applied to save threads in jobs. Basically damaged thread is drilled out to oversize hole, then re- tapped with Recoil tap suitable, Recoil insert is screwed into place, breaking the tang of the Recoil thread insert off with the Recoil tool supplied. Leaving a new thread to continue on with the job.
REFER TO THE RECOIL INSTRUCTIONS BELOW
Recoil® Individual Thread Repair Kits
Thread Repair Kits Recoil has developed a full range of thread repair kits covering the majority of sizes commonly in use today. Recoil Kits contain a HSS tap, installation tools, precision stainless steel inserts and instructions in a sturdy reusable container.
Recoil has a full range of problem solving repair kits available in single or multiple size formats. Recoil's innovative and cost effective thread repair kits are utilized world wide in industrial and automotive maintenance situations.
Kit Instructions
Each kit contains:
Quality high speed steel (HSS) ground thread intermediate (plug or 2nd) tap
Quantity of inserts
Installation / Tang break tool
Easy to follow instructions
Sturdy reusable container
Recommended drill size on the label
Spark plug kits have pilot nose taps for accurate self alignment eliminating the need for drilling.
Instructions
Single Size and Range Kit Usage
Tapping
Select the Recoil STI tap appropriate for the application
Ensure the pitch of the tap and bolt are the same
The use of Recoil PS-23 Tapping Fluid is recommended
Installing the Insert
Set the collar correctly on the installation tool
Wind the insert with a light downward pressure
Either hand installation tool or power tool may be used
Removing the Tang
Lift the tool clear of the insert
Turn through 90o
Tap down sharply
For spark plug inserts long nose pliers can be used
Thread Repair Kits
Recoil has developed a full range of thread repair kits covering the majority of sizes commonly in use today.
Recoil Kits contain a HSS tap, installation tools, precision stainless steel inserts and instructions in a sturdy reusable container.
Recoil has a full range of problem solving repair 
kits available in single or multiple size formats. Recoil's innovative and cost effective thread repair kits are utilized world wide in industrial and automotive maintenance situations.
Each kit contains:
Quality high speed steel (HSS) ground thread intermediate (plug or 2nd) tap
Quantity of inserts
Installation / Tang break tool
Easy to follow instructions
Sturdy reusable container
Recommended drill size on the label
Spark plug kits have pilot nose taps for accurate self alignment eliminating the need for drilling.
Recoil Wire Thread Inserts
The Recoil system consists of precision inserts, quality high speed taps and easy to use installation tools which are used for repairing damaged screw threads or creating strong new threads. Recoil helically wound screw-thread inserts are generally manufactured from Type 304 (18-8) stainless steel wire cold rolled into a diamond shaped cross section. Recoil inserts can be supplied in other materials such as Inconel, Nimonic 90, Phosphor Bronze and Type 316 stainless steel.
Recoil inserts are available in either standard free running form or screw lock type which provides an internal locking feature. Inserts are manufactured for every thread form including UNC, UNF, BSC, BSW, BSP, BSF, BA, NPT and ISO Metric thread sizes.
Insert Material
Recoil inserts are generally manufactured from Type 304 stainless steel (18-8), however inserts are available in a range of materials for special applications.
Stainless Steel Grade 304 (AS7254)
Austenitic Corrosion Resistant Steel. For normal applications up to 425°C (800°F)
Stainless Steel Grade 316 (AISI 316)
Austenitic Corrosion Resistant Steel. For Marine applications up to 425°C (800°F)
Inconel X - 750 (AS7246)
Nickel Alloy. For high temperature applications 425°C - 550°C (800°F - 1000°F) or where low permeability Is required.
Phosphor Bronze (DIN 17677 or BS2783PB 102) (300°C).
For electrical bonding joints or low permeability
Nimonic 90 (HR 503)
For high temperature applications. (650°C)
Special purpose
Materials such as Inconel 625 and Spring Steel Grade are also available to special order
Type
There are two basic types of Recoil inserts available:
Free running inserts which provide a standard female thread
Locking inserts which provide a locking function for the female thread when the fastener is installed.
Recoil® Individual Thread Repair Kits
Thread Repair Kits Recoil has developed a full range of thread repair kits covering the majority of sizes commonly in use today. Recoil Kits contain a HSS tap, installation tools, precision stainless steel inserts and instructions in a sturdy reusable container.
Recoil has a full range of problem solving repair kits available in single or multiple size formats. Recoil's innovative and cost effective thread repair kits are utilized world wide in industrial and automotive maintenance situations.
Kit Instructions
Each kit contains:
Quality high speed steel (HSS) ground thread intermediate (plug or 2nd) tap
Quantity of inserts
Installation / Tang break tool
Easy to follow instructions
Sturdy reusable container
Recommended drill size on the label
Spark plug kits have pilot nose taps for accurate self alignment eliminating the need for drilling.
Instructions
Single Size and Range Kit Usage
Tapping
Select the Recoil STI tap appropriate for the application
Ensure the pitch of the tap and bolt are the same
The use of Recoil PS-23 Tapping Fluid is recommended
Installing the Insert
Set the collar correctly on the installation tool
Wind the insert with a light downward pressure
Either hand installation tool or power tool may be used
Removing the Tang
Lift the tool clear of the insert
Turn through 90o
Tap down sharply
For spark plug inserts long nose pliers can be used
Thread Repair Kits
Recoil has developed a full range of thread repair kits covering the majority of sizes commonly in use today.
Recoil Kits contain a HSS tap, installation tools, precision stainless steel inserts and instructions in a sturdy reusable container.
Recoil has a full range of problem solving repair kits available in single or multiple size formats. Recoil's innovative and cost effective thread repair kits are utilized world wide in industrial and automotive maintenance situations.
Each kit contains:
Quality high speed steel (HSS) ground thread intermediate (plug or 2nd) tap
Quantity of inserts
Installation / Tang break tool
Easy to follow instructions
Sturdy reusable container
Recommended drill size on the label
Spark plug kits have pilot nose taps for accurate self alignment eliminating the need for drilling.
Recoil Wire Thread Inserts
The Recoil system consists of precision inserts, quality high speed taps and easy to use installation tools which are used for repairing damaged screw threads or creating strong new threads. Recoil helically wound screw-thread inserts are generally manufactured from Type 304 (18-8) stainless steel wire cold rolled into a diamond shaped cross section. Recoil inserts can be supplied in other materials such as Inconel, Nimonic 90, Phosphor Bronze and Type 316 stainless steel.
Recoil inserts are available in either standard free running form or screw lock type which provides an internal locking feature. Inserts are manufactured for every thread form including UNC, UNF, BSC, BSW, BSP, BSF, BA, NPT and ISO Metric thread sizes.
Insert Material
Recoil inserts are generally manufactured from Type 304 stainless steel (18-8), however inserts are available in a range of materials for special applications.
Stainless Steel Grade 304 (AS7254)
Austenitic Corrosion Resistant Steel. For normal applications up to 425°C (800°F)
Stainless Steel Grade 316 (AISI 316)
Austenitic Corrosion Resistant Steel. For Marine applications up to 425°C (800°F)
Inconel X - 750 (AS7246)
Nickel Alloy. For high temperature applications 425°C - 550°C (800°F - 1000°F) or where low permeability Is required.
Phosphor Bronze (DIN 17677 or BS2783PB 102) (300°C).
For electrical bonding joints or low permeability
Nimonic 90 (HR 503)
For high temperature applications. (650°C)
Special purpose
Materials such as Inconel 625 and Spring Steel Grade are also available to special order
Type
There are two basic types of Recoil inserts available:
Free running inserts which provide a standard female thread
Locking inserts which provide a locking function for the female thread when the fastener is installed.
