The knipex 9890 saw blade is for metal and wood with 25 teeth per inch changeable blade this knipex junior sized saw has an all metal construction frame for added strength and durability with an easy change blade the saw has been tested according to din eniec 60900 2004 the knipex 9890 junior saw is 150mm in length and has vde coated insulated frame resistant up to 1000v making it an ideal choice for electrical job applications