nepros 6.3 sq. socket (hexagonal) 5.5 mm across flats 6.35 mm socket size NB2-055 1 piece

Catalog number: NB2-055 Features: ●Adopts N-Power Fit shape that reduces stress concentration on thin-walled parts by increasing the contact surface area, which is gentle on bolts and nuts and prevents stripping. ●A compact design that minimizes the outer diameter, overall length, and depth of the aperture, achieving a weight reduction of approximately 30%. Applications: ●Installation and removal of bolts and nuts. Specifications: ●Face size (mm): 5.5 ●Drive socket size (mm): 6.35 ●Overall length (mm): 18 ●Face shape: hexagonal ●Face size (mm): 5.5 Material/Finish: ●Special tool steel