bsp slot
Sale Price:$400.00
Original Price:$500.00
sale
This standard was first issued in1962. black 188 slot First revision wasdone in 1967. slot danamon The second revision was taken upto bring thestandard to make itcompatible with the sizes ofbolts andnuts asgiven inIS0 272-1979 ‘Fasteners-Hexagon products-Width across flats’, i sued by the International Organization for Standardization (ISO) and taking assistance from
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