Teng Tools, Open / Box End, 14mm Teng Tools, Open / Box End, 14mm Open / extremity key replacement? box. Product according to din 3113A - ISO 3318 - ISO 7738. Vanadium chromium, satin finish. Same size on both ends? The heads of the boxes are set at a corner of 15 degrees.; Suitable for = universal; Sold in packaging from: 1 pcs; Â Shipments Payment methods Paypal NB as professional sellers we can issue regular invoice if expressly requested in the notes in the purchase phase.