GreatNeck A6K Screwdriver Set, 6-Piece The product is easy to use and easy to handle The product is highly durable This product is made of high quality material Professional grade shock resistant handles Chrome vanadium steel for strength and durability Sizes: slotted- 3/16-Inch x 4-Inch, 1/4-Inch x 4-Inch, 1/2-Inch x 1-1/2-Inch Sizes: Phillips- #1 x 3-Inch, #2 x 4-Inch, #2 x 1-1/2-Inch Covered by GreatNeck limited lifetime warranty