General description These Draper HI-TORQ® metric double flexible head ratchet ring spanners are designed for durability and efficiency. Made from chrome vanadium steel, they are hardened, tempered, fully polished, and mirror chrome plated for enhanced corrosion protection. The set features a 180° flex head on both ring ends, allowing for versatility in tight spaces. Technical specifications Material: Chrome vanadium steel Flex head: 180° Ratchet mechanism: 90-tooth Movement: 4° Sizes included: 8 x 9mm, 10 x 11mm, 12 x 13mm, 14 x 15mm, 16 x 17mm, 18 x 19mm Other information 12-point HI-TORQ® design for maximum leverage and reduced risk of slipping or damaging fasteners