BIS Certification for Open-Jaw Wrenches (Spanners) IS : 2028:2004
The most common hand tool in every toolbox Have you ever used an open-end spanner (open-jaw wrench)? If you have tightened a bolt, fixed a dripping tap or even set up a piece of furniture, you’ve most likely used an open-end spanner (open-jaw wrench). It is one of the most…










