ASH Box Wrench 19mm X 21mm OF1921 Double-ended

●JIS standard product ●S53C●Surface treatment: Nickel chrome plating [Features] ●Both ends are open-end type, making this product suitable for final tightening work. ●JIS certified product (sizes up to 24 x 27 mm). [Application] * Tightening of hexagonal bolts and nuts 【use】 ●Face size (mm): 19 x 21 ●Total length (mm): 314 ●Plate thickness (mm): 11.5×12 ●Mass (g): 310 [Material/Finish] ●S53C ●Surface treatment: Nickel chrome plating [Set contents/accessories] 【Note】