Splitting hairs
dimensional variations based on ISO standard for an Allen key of size 1.5 mm measures a mere 0.025 mm. This means that the dimension of the key must fall between 1.475 and 1.500 mm. A human hair measures [...] relationship between the permissible dimensions for an Allen key size 1.5 mm and an average human hair with a thickness of 0.07 mm. Even for an Allen key of size 10 mm, the permissible deviations are less than [...] major play. We guarantee that the tolerances are maintained from the smallest to the largest Allen key. For the smallest dimensions of 0.71, 0.89 and 1.27 mm, the permissible deviations are so small that

Greatest Demands
When absolute precision plays a part, then PB Swiss Tools instruments are used. Numerous industries around the world rely on these high-quality Swiss tools. By using them, you can even master any tric