The wera 6003 joker 1 8 piece imperial ring spanner set is a professional-grade spanner set supplied on a magnetic storage rail, covering eight imperial sizes from 5 16 to 3 4 . At the heart of the joker 6003 design is the combination of a 7.5 Offset open end and double hexagon ring geometry. Together, these features double the number of fastener engagement points, allowing bolts and screw heads to be engaged every 15 . A simple 180 rotation of the wrench around its longitudinal axis provides four distinct placement positions. This makes the set particularly well suited to working in confined spaces, where repositioning room is limited. The slim ring side is tilted at 15 to the tool axis, and the low return angle in the open end ensures the wrench re-engages the fastener cleanly with each stroke. A high-quality surface finish provides long-lasting corrosion protection throughout the set. Colour coding by size part of wera's take it easy tool finder system makes it fast to select the correct spanner at a glance. The magnetic rail holds firmly to any metal surface and can also be wall-mounted, while individual spring clips retain each spanner securely in position. Features and benefits: 8-piece imperial set covering 5 16 to 3 4 7.5 Offset open end combined with double hexagon ring geometry for increased placement points fastener engagement every 15 for efficient use in restricted access areas 15 cranked ring side for clearance over surrounding surfaces high-quality surface ...