Pack of (4) 6" Long Extended Driver Bits-- 1/4 Slotted, #1 & #2 Phillips, and #2 Robertson You get a 4-pack of standard 1/4" hex-shaped 6" long driver bits for hard-to-reach screw-heads. Includes a 1/4" slotted driver plus #1 & #2 Phillips and a #2 Robertson in case you're Canadian.