14Pcs Bolt Nuts Extractor Socket Set, 3/8″ Drive Bolt Rmover Socket Set, Stripped Lug Nut Remover Extraction Set for Damaged, Rusted, Rounded-Off Nuts Bolts Screws

About this item Sturdy & Durable 14Pcs bolt nuts screws sockets are made of high quality chrome molybdenum steel, with heat treatment, rust and corrosion resistant, sturdy and durable for long time use. Clear size markings on the sockets for easy identification. All screw extractors are organized in a compact carrying case for easy storage and access. Multi-Size Nut Extractor Socket 13 different sizes of screw extractors with 1/4″ to 3/8″ socket converter to meet most repair needs. 13 sizes are: 1/4″, 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″, 3/4″ (19 mm). Reverse Spiral Design The internal threads are designed with a reverse spiral groove that bites downward to provide maximum clamping force, the more you turn it, the tighter the sleeve clamps.Effective for clamping and stripping round fasteners, lug nuts, bolts, nuts and screw parts, etc. Use with Multiple Tools External hexagonal drive end sockets can be used with flat wrenches, pliers, adjustable wrenches, hex sockets, or vise locking pliers.3/8″ square drive can be attached to socket wrenches or impact wrenches, ratchet wrenches, pneumatic power tools and more. Wide Application Socpuro nut extractor socket set is designed to remove stripped, rusted, frozen, damaged, rounded and broken stud bolts, studs, hex screws and fittings, etc. Widely used in automotive repair, home improvement, auto parts removal and machine maintenance.