NES 21 Internal Thread Restorer suits sizes 8.00 - 11.00mm (5/16 - 7/16) 3507-NES21

NES 21 Internal Thread Restorer suits sizes 8.00 - 11.00mm (5/16 - 7/16)
One NES tool restores Metric, Imperial, Right Hand and Left Hand threads and replaces many taps and/or dies.
They do not require calibration.
Self adjusting to any size and pitch within tool range.
Hardened HSS cutting blades for long tool service life.
Tool uses undamaged section of thread to guide cutting blades during repair to damaged areas.
Removes rust and burrs.
Quick to set up and simple to use.
Spare cutting blades are available in 60º and 55º flank angles.
Repairs a wide range of sizes Internal 8mm to 108mm, External 4mm - 152mm.
Nylon pads are available for NES 21 through to NES 24 internal tools and are to be used during the repair of threads in aluminium and other soft metals.
NES Nylon Pads are produced from top quality polyamide resins which provide superior toughness, resilience and outstanding mechanical properties over a wide range of operating environments.

(3507-NES21)