JoyTube Thread Repair Kit SAE, Stainless 1/4-20 Inch Thread Repair Insert Kit Compatible Hand Tool Set for Auto Repairing

【Drilling】Clear the damaged threads with a standard drill. Please pay attention that for fluteless taps bigger holes are required.

【Checking】Check that the thread and pitch of the tap and the bolt match.

【Tapping】Use the special taps for cutting the holding thread into the cleared hole (recommended to use a suitable cutting oil).

【Install】Place insert on installation tool and position the adjustable ring so that the insert tang is centered in the tang slot. Wind the insert in with a light downward pressure until a half turn below the surface. Never work against the thread direction as the tang could break.

【Ideal Tool】1/4-20 Inch Thread Repair Insert Kit is ideal for restoring damaged threads, stripped internal threads and creates a stronger internal thread in soft metals.