The Ultimate in Starter Kits! KIT CONTENTS: UPGRADED 4550 Starter stud welder with exclusive Stud Ease Technology UPGRADED 1016 “T” handle slide hammer Package of 500 Flexpert welding studs The most powerful lightweight stud gun available Super sensitive trigger in handle for one-handed operation Built-in overload protection Grounded 3-wire cable 2 YEAR LIMITED LIFETIME TRANSFORMER