Description Sunex 1/4″ Drive 6-Point Metric Socket Set, 13 Pieces. High visibility markings are laser etched before the chrome process, making the sockets resistant to abrasion and corrosion. Specifications: Number of Piece: 13 Pieces Drive Size: 1/4″ Size Metric: 4 mm, 5 mm, 5.5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm Output Type: 6-Point Unit of Measure: Metric. Includes anodized heavy-duty alloy rail with quick connect sliding brackets