1. Made with chromium-vanadium steel forging, high strength and good wear resistance, durable to use.2. Mirror Polished and chrome plating for long-lasting protection and corrosion resistance.3. The 12-point box end allows you to access the fastener at more angles and make the swing tighter.4. Offset 45 degrees, creating clearance for fingers and making it easier to use in a narrow place.5. With sizes stamped clearly at each end, you can quickly identify and get the correct size.6. Easy to organize, carry and storage rolling pouch, saving effort and space.7. Widely Used in DIY hand-making, household maintenance, and most general repairs.Specification:Material: Chrome Vanadium Steel (CR-V)Finish: Mirror Polished, Chrome PlatedMetric Sizes: (Length x Handle Thickness)5.5mm x 7mm: 124mm x 4.2mm / 4.88" x 0.17"8mm x 10mm: 141mm x 4.7mm / 5.55" x 0.19"10mm x 12mm: 168mm x 4.7mm / 6.61" x 0.19"12mm x 14mm: 192mm x 5mm / 7.56" x 0.2"13mm x 15mm: 222mm x 5.3mm / 8.74" x 0.21"13mm x 16mm: 222mm x 5.7mm / 8.74" x 0.22"14mm x 17mm: 222mm x 5.4mm / 8.74" x 0.21"16mm x 18mm: 256mm x 5.7mm / 10.08" x 0.22"17mm x 19mm: 256mm x 5.5mm / 10.08" x 0.22" 18mm x 21mm: 302mm x 6.6mm / 11.89" x 0.26"Package Content:1 Set (10 Pcs) x Double Box End Wrench
