Use: Controlled screw tightening in the range of 5 - 25 N · m, Serial / production-line, Extremely long-term work, Features: Pre-set production torque wrench - without scale, With 9x12 mm rectangular-cavity-end, For bi-directional tightening (the wrench only has to be turned by 180°!), Working accuracy: +/- 4 % tolerance of set torque, Acc. to DIN EN IS