About this item 

• 【EXCELLENT MATERIAL】: ROCHOOF wrenches are made of heat-treated chrome vanadium steel, which is stronger and more durable. Mirror chrome plated surface anti-rust and anti-corrosion. Extend service life. Meets and exceeds ANSI standards. 
• 【12-POINT】: The wrench combines open end wrench and box end wrench.12-Point box end doubles the access angle and contact points than 6-point. Fasteners are easier to access, stronger grip, and prevent skidding. 
• 【UNIQUE DESIGN】: The 15° offset design at the ends more convenient to use, in line with ergonomics. The 12-point rounded corner design can better protect the fasteners from wear. 
• 【5-PIECE METRIC】: Metric: 34mm 36mm 38mm 41mm 46mm 50mm. Widely used in all kinds of equipment, bicycle, electric vehicle, automobile, home and other installation and maintenance. 
• 【ROLLING POUCH ORGANIZER & DOUBLE SIZE MARK】: The wrench set is equipped with a Rolling Pouch for easy organization and storage，and easy to carry. While each size is engraved on the wrench, it is also printed on the bag for easy identification and storage, saving you time and improving work efficiency.