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Thread Repair Kits

55 thread repair kits from Orion Motor Tech, Bilitools, Kungjuer and more.

Recommended Thread Repair Kits

AKM

Metric Inserts & Kits

+338-piece set covers SAE and metric sizes
+Includes HSS drill bits for hole preparation
+Covers sizes from 1/4 inch to 1/2 inch and M5 to M12
No price recorded yet.
AKM

Metric Inserts & Kits

+61-piece set covers UNC, UNF, and metric threads
+Includes a thread pitch gauge to identify thread size
+Includes thread chasers for rethreading damaged holes
No price recorded yet.
Alltooetools

Metric Inserts & Kits

+Includes 20 wire thread inserts in one pack
+Metric M8 x 1.25 repair kit
+Comes with an HSS drill bit
No price recorded yet.
Bdzmc

Metric Inserts & Kits

+Includes 30 thread repair inserts
+Metric M6 x 1.0 repair kit
+Compatible with hand tools
No price recorded yet.
Bilitools

Metric Inserts & Kits

+Covers 1/4-20 inch SAE thread size
+Includes an HSS drill for repairs
+Helicoil-style repair kit format
No price recorded yet.
Cenforge

Inch Inserts & Kits

+Includes 15 inserts in one pack
+SAE 7/16-14 inch thread size
+Includes an HSS drill bit
No price recorded yet.
Cxpro

Metric Inserts & Kits

+Large 314-piece set for many thread sizes
+Covers both metric and SAE thread sizes
+Includes HSS drill bits, inserts and taps
No price recorded yet.
Defabee

Metric Inserts & Kits

+61-piece set with taps and dies
+Covers metric, UNC and SAE threads
+Includes files and a pitch gauge
No price recorded yet.
E-Z Lok

Inch Inserts & Kits

+Designed for soft wood thread repair
+Flush design sits level with the surface
+Includes a drill in the kit
No price recorded yet.
Fixinus

Metric Inserts & Kits

+30-piece kit covers many repair jobs
+Stainless steel inserts for durable threads
+Sized for M8 x 1.25mm threads
No price recorded yet.
Itsall

Spark Plug Thread Repair Kits

+14mm M14 x 1.25 size for spark plug holes
+Includes a 14mm reamer tap and insertion tool
+Includes three inserts in the kit
No price recorded yet.
KJE

Metric Inserts & Kits

+322-piece pack covers many thread sizes
+Metric M5-M12 and SAE 1/4 to 1/2 inch sizes
+Includes HSS drill bits and taps
No price recorded yet.
Leontool

Metric Inserts & Kits

+Covers M6 x 1.0 mm thread repair
+Includes an HSS drill bit
+Portable kit for carrying to a job
No price recorded yet.
Nilight

Metric Inserts & Kits

+Includes 49 pieces in one pack
+Covers both SAE and metric thread sizes
+Includes UNC and UNF sizes for range of threads
No price recorded yet.
Powerbuilt

Metric Inserts & Kits

+Covers both SAE and metric sizes
+Covers 5/32 inch to 3/4 inch and 4mm to 19mm
+Fixes damaged threads
No price recorded yet.
Rotary Thread

Metric Inserts & Kits

+Restores and cleans internal or external threads
+All-in-one design for chasing and restoring threads
+Metric inserts and kit for thread repair
No price recorded yet.
Sennmonn

Metric Inserts & Kits

+Pack of 10 inserts
+304 stainless steel construction
+Sized for M12 x 1.75 x 24mm threads
No price recorded yet.
Ninefox

Spark Plug Thread Repair Kits

+Includes 10 stainless steel inserts
+Includes one HSS tap
+Sized for M14 x 1.25 inserts and M16 x 1.25 tap
No price recorded yet.
Tlpcrki

Spark Plug Thread Repair Kits

+Includes M14x1.25 inserts for spark plug repair
+Includes M16x1.25 tap for thread cutting
+Designed for spark plug thread repair
No price recorded yet.
Syizyen

Metric Inserts & Kits

+Includes 3 pieces in one pack
+Covers both SAE and metric thread sizes
+Thread restorer files for repairing threads
No price recorded yet.
Xotic Performance

Metric Inserts & Kits

+Chases M16 x 2.0 threads
+2-inch length for reaching into threaded holes
+Designed for restoring damaged metric threads
No price recorded yet.
TIME-SERT

Metric Inserts & Kits

+M6x1.0 metric insert for thread repair
+12mm insert length for standard repairs
+Pack of 10 inserts
No price recorded yet.
Zimisi

Metric Inserts & Kits

+Includes 30 pieces in one pack
+Metric M6x1.0 thread repair inserts
+Complete helicoil kit for M6 threads
No price recorded yet.
Century Drill & Tool

Metric Inserts & Kits

+Right-hand rethreading tap for 5/16-24 threads
+Restores damaged threads without inserts
−Covers only one thread size
No price recorded yet.
E-cowlboy

Metric Inserts & Kits

+Repairs outside threads from 1-1/4 to 5 inches
+Includes a 6-die set
−Repairs outside threads, not internal threads
No price recorded yet.
Jmmrrr

Metric Inserts & Kits

+Designed to rethread M13x1.5mm oil drain plug holes
+Metric insert type matches M13x1.5 oil pan threads
−Covers only one thread size, M13x1.5mm
No price recorded yet.
Kungjuer

Metric Inserts & Kits

+Three-piece set includes both metric and SAE thread files
+Thread chaser files clean up damaged threads before repair
−Chaser files only clean threads and do not install inserts
No price recorded yet.

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.