Thread Repair Kit for Glow Plugs M12 x 1.25 Diesel Engine Relay damage repair - ZT-01Z5187 - SMANN TOOLS

Thread Repair Kit for Glow Plugs M12 x 1.25 Diesel Engine Relay damage repair - ZT-01Z5187 - SMANN TOOLS.

Unique assortment for the repair of worn or
damaged threads .
Provides absolute firm and gas density seat for
many uses,Ideal for glow plugs
Fast repair possibility no costly replacement of
bearing housing and components
Simple handling and correct repair
Includes threaded tap and assembly tool
Nice,durable and solid wooden case
Each 5Pcs 12mm,19mm&26mm thread insters.

Glow Plug Thread Repair Kit - M12.
Thread Repair Kit for Glow Plugs - M12 x 1.25 
Taps and coil inserts for repairing M12 glow plug threads. 
5 x 12mm Deep Inserts 
5 x 19mm Deep Inserts 
5 x 26mm Deep Inserts 
with black phosphate finish.
Essential kit that solves common problems 
on diesel engine alloy cylinder heads. 
Rectifies cross-threading and over tightening. 
This kit ensures a straight thread and 
the new insert provides an efficient fit.