Socket reversible ratchet, square

· 6401-1 20 teeth ∙ operating angle 18° – maximum 40 Nm - 6402-1 30 teeth ∙ operating angle 12° – maximum 120 Nm - 6403-1 32 teeth ∙ operating angle 11.25° – maximum 120 Nm - 6404-1 32 teeth ∙ operating angle 11.25° – maximum 300 Nm · Drop forged · Surface: chrome-plated · DIN 3120, ISO 1174-1 · Made in Germany · Drive: 9 x 12 mm insert square, solid · Output: 1/4 inch (6.3 mm) square, solid · Dimensions / length: 46.5 mm · Net weight: 0.05 kg · For manual operation · Number of teeth: 20 (Opening angle 18°) · Inside micrometre of the adjusting tool l2: 19.5 mm · Head Thickness a: 9.9 mm · Head Width b: 21.8 mm.