Multi-function - The twist socket set is suitable for removing rust and wear, as well as covering paint coating from nuts, bolts. 3/8' 1/4 square drive ', 5/16' (8 mm), 3/8', 10 mm, 7/16' (11 mm), 12 mm, 1/2', 13 mm, 9/16' (14 mm), 5/ 8' (16 mm), 17 mm, 11/16' and 3/4' (19 mm) High power and impact resistance - High hardness chrome molybdenum steel treated bolt nut Our worn nut extractor kit is precisely designed to quickly and effortlessly extract damaged bolts, nuts and screws The 13 pieces of impact bolts and nut removers are Comes in a blow molded case that accommodates each piece Note: This does not include other things, the color is based on the first picture and other pictures only show the effect p> Due to differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you!