[For Electrician] Type of Head: Slotted Phillips Head. This head is suitable for maintenance on Circuit Breakers, Switch Plate, Electrical Enclosure and so on. [High Quality] Made of S2 alloy steel for ultimate durability and wear resistance, surface sand blasting treatment and wrapped with wear resistant rubber, sturdy and rustproof. [Strong Magnetic Head] The screwdriver drill bits sets has strong magnetism, it can catch the screw easily and quickly, and fix it to prevent the drill bit from slipping and improve the work efficiency. [Perfect Design] Insulating rubber sleeve, reducing the risk of electric shock, waterproof and rust proof; the bits are straight and concentric with higher stability, effectively reducing the bits wobble. [What You'll Receive] You will receive a set of 10pcs Cross Phillips Slotted Head Screw Driver Bits, 5pcs 65mm + 5pcs 110mm length. Colour:As Shown Material:S2 steel Package Contents: 5 * 110mm eleven-character batch head 5 * 65mm eleven-character batch head Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.