Feature: 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 SocketMaterial: Chrome steel alloySize: Approx. 10-19mm/0.4-0.74in, with 8mm/0.31in straight rodApplication: Set of 10 twist extractors to remove broken studs, pipes, set screws and grease fitting . Package List: 9 x Twist Impact Socket1 x Straight Rod 1 x Box Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding.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.