Renews damaged threads on shafts, studs, bolts, etc. Can be used with wrench or socket.

7 Piece set includes:
6 x 1.00 mm, 8 x 1.25 mm, 10 x 1.25 mm, 10 x 1.50 mm,
12 x 1.25 mm, 12 x 1.50 mm, 12 x 1.75