ASIN: B00L9R6854 UPC: 713893099975 1.Cr-v steel with heat treatment,high hardness and good toughness and resistance 2.Black finish blade with magnetic tips which could conveniently attracts screws 3.Plastic blade cover and special material which makes it durable and not easily broken down 4.With ergonomic TPR handle and button on it, it helps you to use very easily.Insulated blades for Electrical applications. 5.Package include:1X screwdriver handle,1X T10 &T20 double head screwdriver,1X T15 &