quick facts * product name: box wrench with offset 21x23 mm stainless steel * brand: proline hd * model: straight * size: 21 x 23 mm * offset design for better access * material: stainless steel * double box wrench * ergonomic grip what is a box wrench with offset and why should you choose it? a box wrench with offset is a hand tool designed to tighten or loosen nuts and bolts in hard-to-reach places. The offset design means the rings are angled from the handle providing better access and reducing the risk of hitting knuckles when working in tight spaces. main advantages: * offset design: enables work in confined spaces and reduces hand injuries. * stainless steel construction: resists corrosion and offers long durability even in humid environments. * double size: two dimensions (21 mm and 23 mm) in one tool provide flexibility and save space in the toolbox. which environments is the product suitable for? industrial: * maintenance and assembly of machinery as well as repairs in production environments. construction & civil engineering: * assembly of steel structures and work with bolt connections on construction sites. technical specifications size21 x 23 mm materialstainless steel designoffset (angled) gripergonomic number of rings2 (double) frequently asked questions (faq) what does offset design on a box wrench mean? offset means that the rings are angled from the handle providing better access to nuts and bolts in tight spaces. can this box wrench be used outdoors? yes thanks to the stainless steel it is suitable for both indoor and outdoor use. what sizes does this box wrench cover? it has two rings one for 21 mm and one for 23 mm nuts and bolts.