Silverline Helicoil Thread Repair Kit M12 x 1.75mm 488570

Silverline 488570 Helicoil Thread Repair Kit Set

• Thread size 12mm x 1.75mm.
• Everything you need to repair female threads in steel, cast iron and aluminium.
• Sprung insert coils create a stronger thread than the original metal.
• 1 x HSS tap.
• 1 x Twist drill, coil driver.
• 1 x Tang remover.
• 25 x inserts.