Durable CR-V Steel: Made of forged and heat-treated chrome vanadium steel for lasting strength and extra service life. Polished and chrome plated finish provides strong corrosion resistance, grease or stain can easily cleaned on it. Lettering marks are convenient for you to identify wrench quickly. Flex Head Design: 10mm wrench pivots 180° with 72-tooth gear wrenches need only 5-degree working swing arc for tight spaces working. Helping tighten the nut efficiently and laborsaving. 12-point Box End: For quick engagement with fastener and prevent round-off. Provides more precise and exact fit for using. Strict Production Process: Each wrench had tested against industry standard for hardness, torque and surface. Lettering marks are convenient for you to identify wrench quickly. Multiple applications: You can use the 10mm ratchet wrench to complete home projects, garage works, motorcycle repair, bicycle repair, coffee machine repair and mechanical repair. Chrome vanadium steel 10mm wrench with flex head. 10mm wrench pivots 180° with 72-tooth gear wrenches need only 5-degree working swing arc for tight spaces working. Helping tighten the nut efficiently and laborsaving. For quick engagement with fastener and prevent round-off. 12-point box end for more precise and exact fit for using.