Specification Brand : ZJchao BulletPoint1 : [ Material] These screw and nut extractors are crafted from premium 40cr material, quenched at high temperatures for durability, ensuring no slipping, no fracture, and an extended service life. BulletPoint2 : [ Material] Crafted from premium 40cr material, these screw and nut extractors guarantee durability, ensuring high hardness, no slipping, no fracture, and an extended service life. BulletPoint3 : [Comprehensive Set] This kit includes 6pcs spiral groove extractors, 13pcs multi spline extractors, 6pcs bolt extractors, and a left hand drill bit to meet all your fastener disassembly needs. BulletPoint4 : [Versatile Design] With a multi-shaped opening design, these nut extractors are compatible with various tools like cross wrenches, open end wrenches, and pneumatic wrenches, for damaged nuts. BulletPoint5 : [Deep Spiral Design] The deep spiral twisted pattern design allows these extractors to easily penetrate rusted hex screws, enhancing grip and making disassembly effortless. ItemName : 26PCS Bolt Nut Removal Tool Spiral Screw Extractor Multi Spline Nut Remover Set with Left Hand Drill Bit for Roof Maintenance Machinery Workshops ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 23 centimeters ItemPackageDimensions_Width : 16 centimeters ItemTypeKeyword : collated-screws Manufacturer : ZJchao ModelName : ZJchaod0igk3ourv ModelNumber : ZJchaod0igk3ourv PartNumber : ZJchaod0igk3ourv ProductDescription : [Multi-shaped Opening Design] The nut extractors feature a versatile opening design, compatible with various tools like cross wrenches, open end wrenches, and pneumatic wrenches, catering to damaged nuts and bolts. [Wide Applications] Ideal for roof maintenance, repair workshops, machinery workshops, tire maintenance, and more, this bolt and nut extractor set provides versatility and reliability for various scenarios. [Comprehensive Set] This kit includes 6pcs spiral groove extractors, 13pcs multi spline extractors, 6pcs bolt extractors, along with a left hand drill bit, offering a complete solution for fastener disassembly needs. [Excellent Carbon Steel Quality] These screw and nut extractors are made of carbon steel, quenched at high temperatures for durability, high hardness, and extended service life. [Deep Spiral Twisted Design] With a deep spiral pattern, these extractors are specially designed to tackle rusted hex screws, effortlessly penetrating layers, providing maximum grip for easy disassembly.