•Industrial quality router bits,with long service life •Made of tungsten steel alloy,high strength,sturdy and durable •The United States,Britain,France and other European and American countries mainly use 1/4 shank and 1/2 shanks •Russia,Ukraine,Poland,Germany,Spain,Pakistan,and other countries mainly use 6mm,8mm and 12mm shanks •Suitable for pine,solid wood,density board,particle board,MDF •Provides great convenience for your daily woodworking work Note: •It is recommended to use tools with large shank diameter and short cutting edge. Too long an edge can cause vibration and deflection. •The tool can only be used for wood processing,and cannot be used for processing non-metallic wood materials such as metal and stone. •If the tool jumps,stop working immediately,reinstall and clamp it,and then work again until full contact. •The tool shank must be fully inserted into the jacket and tightened firmly,otherwise the tool shank may easily break. •Safety measures such as glasses,ear protection,masks,and gloves must be worn during operation. Package included: •3 x Router Bit •3 x Plastic Box