Suitable for five common sizes of thread. Creates a stronger internal thread in soft metals. Ideal for repairing damaged or stripped internal threads. Protects tapped threads against wear and damage. Includes drill bits, thread taps, stainless steel thread inserts, insert installation and lug breaking tools. Supplied in metal storage case. Features: • Suitable for five common sizes of thread (M5 x 0.8mm, M6 x 1mm, M8 x 1.25mm, M10 x 1.5mm and M12 x 1.75mm) • Creates a stronger internal thread in soft metals • Ideal for repairing damaged or stripped internal threads • Protects tapped threads against wear and damage • Includes drill bits, thread taps, stainless steel thread inserts, insert installation and lug breaking tools • Supplied in metal storage case Specifications: Guarantee:1 Year Model Number: TRMK