Socket set 14", 12", 13 pieces, square drive DIN 3120 - C 12.5, ISO 1174, for Allen screws, made of chrome-vanadium steel, matt chrome-plated, matt gray tip, Ball retaining grooveContents: 4 screwdriver bits 14" for Allen screws 3; 4; 5; 6 mm 7 screwdriver bits 12" for Allen screws 5; 6; 8; 10; 12; 14; 17 mm 2 screwdriver bits 12" long, for Allen screws 8; 10mm