Bit set with 31 pieces. Slot, Phillips, Pozidriv, TORX®, hex, bit holder, and socket adapter 1/4". Cardboard packaging. Attachment: 1/4" according to DIN 3126-C6.3, ISO 1173. Finish: Sandblasted. Material: S2 high-alloy steel. 59/S31B-IP: Display with 59/S31B x 12