Features: 1.Quick Removal: Kit allows you to remove damaged and worn studs, pipes, set screws and oil filler nozzles, even when rusted, warped, and quickly remove them. 2.Detail Introduction: Twist impact socket set includes sizes from 10 to 19mm and with 8mm straight rod, ensures effective removal. 3.Anti Rust: Black surface treatment and exquisite craftsmanship ensure rust resistance, bringing you excellent use experience. 4.Practical Set: Standard 3/8in drive, and nut remover twist sockets can be used with impact drivers and wrenches, practical and reliable. 5.Durable Construction: Hardened chrome steel alloy construction provides maximum strength and durability for this twist socket set. Specification: Item Type: Twist Impact Socket_x000D_ Material: Chrome steel alloy_x000D_ Size: Approx. 10-19mm/0.4-0.74in, with 8mm/0.31in straight rod_x000D_ Application: Set of 10 twist extractors to remove broken studs, pipes, set screws and grease fitting Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding._x000D_ 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.