PACKAGE CONTENTS: 13 Pcs alternator pulley kit includes 1/2" DR.*10 MM HEX ADAPTER、1/2" DR.X 113L X M10 X 19.4MM X 33T BIT SOCKET、1/2" DR. X 113L X T50 X 19.4MM X 33T BIT SOCKET、34.5 Round X H17 X 4 PINS Alternator Nut、22MM Hexagon Alternator Nut、H22 X 33T Alternator Nut、H17 X H19 Socke、10mm (75mm long) bits – T40, T50, M8, M10, H8, H10 WIDE COMPATIBILITY: 13pcs alternator pulley removal instaill tool come with more bits, nuts, and adapters, have everything you need for replace alternator pulley, can fit for most vehicle. Meets your different needs EASY REMOVE ALTERNATOR PULLEY: The alternator pulley tool kit allows for easy disassembly of the freewheel alternator, to make the accessory drive run quieter and smoother, reduce vehicle vibration DURABLE MATERIAL: Alternator pulley tools are made of chrome vanadium steel (CR-V). They are durable, wear-resistant, anti-rust, high hardness and high strength. Each product can be fixed in the box. Easy to carry, use, and store We pursue excellent quality and professional technical support.If there are any issues, we will try our best to help and respond in 24 hours. No worries to order it