M4-M6 Threaded Inserts Stainless Steel Insert Self
Tapping Slotted Screw Thread Repair Insert
These thread reducers convert M6 threaded hole to M4 threaded hole.
These are 4-15mm long which allows them to be fully inserted in shallow threaded holes to prevent bottoming out or protruding.
To assist in installation and removal, each thread reducer has a slot on the top for use with a flathead screwdriver.
package includes:10 PCS