NK series of pointer force gauge (pull force gauge) are portable testing instruments of easy operation, high precision, easy portability, peak value maintenance, and simultaneous display of two scales. The new substitutes of old gauge, such as pull force load testing, pull and push force testing and destructive testing, are also widely used in high-voltage and low-voltage electric appliance, electronics, hardware lock-making, automobile accessories, lighters and igniting devices, pen-making, light industry, constructions, textiles, mechanical engineering, and IT field.Model NK-10 NK-20 NK-30 NK-50 NK-100 NK-200 NK-300 NK-500 Max load 10N 1kg 20N 2kg 30N 3kg 50N 5kg 100N 10kg 200N 20kg 300N 30kg 500N 50kg Load graduation value 0.05N 0.01g 0.1N 0.02g 0.2N 0.02g 0.25N 0.05kg 0.5N 0.1kg 1.0N 0.2kg 2.0N 0.2kg 2.5N 0.5kg Relative value error ±1% Rod journey 10mm