DescriptionPlace 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. Don't work against the thread direction as the tang could break.Feature- Color: As shown - Material: HSS - Size: 13.5x3.5x0.6cm - Suitable for M5, the kit creates a stronger internal thread in metals and protects tapped threads against wear and damage - Re-thread tool full set include: insert installations, wire thread inserts, drill bits, thread taps, lug breaking tools - for restoring damaged threads in steel, cast, iron, and aluminum - Suitable for engine repair and other automotive applications, for restoring the damaged threads. - Please check that the thread and pitch of the tap and the bolt match.