SLIM TYPE -- Featuring a slim type design, this bolt extractor set can fit into tight spaces for easy access to damaged bolts IMPACT-RATED -- Each nut extractor socket set is made of high-hardness chrome-molybdenum steel and gray oxide finish prevents corrosion and increases durability 3/8" & 1/4" DRIVE -- This bolt extractor set inclund 13pcs 3/8" drive extractor socket 3/4"(19mm), 11/16", 17mm, 5/8"(16mm), 9/16"(14mm), 13mm, 1/2", 12mm, 7/16"(11mm), 10mm, 3/8", 5/16"(8mm), 1/4"; 4pcs 1/4" drive extractor socket 6mm, 7mm, 8mm, 9mm; with 1pcs 3/8" hex adapter, 1pcs 1/4" hex adapter and 1pcs knock-out pin MAXIMUN GRIP POWER -- To bust free stubborn or damaged bolts. The more torque you apply, the harder the extractors grip the fastener. The universal design works with all fastener types RELIABLE SUPPORT: We attach great importance to the customers’ satisfaction, if you have any questions, please feel free to reach us by Amazon Introducing the YEKEPRO Heavy Duty Bolt Extractor Set, the ultimate solution for removing damaged and stripped bolts. Crafted with precision, this set includes a range of extractors and sockets to fit various bolt sizes and types. Whether you're a professional mechanic or a DIY enthusiast, this kit is perfect for you. The slim design of the extractors allows for easy access to tight spaces, while the spiral design provides a strong grip on even the most stubborn bolts. The set includes an adapter for use with impact tools, and the durable construction ensures long-lasting use. Don't let stripped bolts slow you down - get the Heavy Duty Bolt Extractor Set today